January A 2015
Contents
1. January 2015 Volume 17 No 1 The all new 2015 Chevrolet City Express small cargo van is a small Euro style work van designed for businesses that B en Service Information Links Added Quick Access to Maintenance Items and Maintenance Replacement Parts Convenient links to maintenance items and maintenance replacement parts have been added to the Service Information for the 2012 2016 model years These links put common maintenance resources all in one easy to find location The Maintenance Items chart and Maintenance Replacement Parts document can be found after building the desired model and then selecting Service Manual gt General Information gt Maintenance and Lubrication gt Specifications Or users can keyword search for mainte nance items or maintenance replacement parts continued on page 3 need to move cargo but do not need the capabilities of a full size van It s offered in LS and LT trims The van is equipped with a 2 0L inline 4 cylinder DOHC engine and front wheel drive via a con tinuously variable transmission CVT The front suspension features MacPherson struts with coil over springs twin tube dampers and a stabi lizer bar The solid axle rear suspension has twin tube shock absorbers and truck style multi leaf springs Electric power steering provides a tight turning diameter of only 36 7 feet 11 2 meters The 2 0L inline 4 Cylinder DOHC gasoline engine RP2. with no trouble found and unable to duplicate the complaint New CCND Categories Following are new CCND categories to cover previously undocumented vehicle areas New 1049929 Interior Buzz Customer states there is Squeak Rattle rattle from the driver door when it is closed Performed 0559929 0569929 related system verification procedure in SI with no trouble found and unable to duplicate concern All labor codes including CCND codes can be found in the Labor Time Guides in the Service Information Use the drop down menus to build the desired model to view the applicable Labor Time Guide For a complete list of CCND labor codes refer to the latest version of Bulletin 06 00 89 026 Thanks to Bob Wittmann Air Wind Noise Customer states there is a wind noise from the windshield area Performed related system verification procedure in SI with no trouble found and unable to duplicate concern Customer stated water was leaking from the sunroof area followed SI diagnostics for water leaks and was unable to duplicate the customer concern Water Leaks Oil Leak after the Harmonic Balancer is Removed There may be an oil leak condi tion after the harmonic balancer is removed or replaced on some 2015 Escalade models 2014 2015 Silverado 1500 Suburban Tahoe seal the harmonic balancer to the crank Gen 5 engines use a keyed harmonic balancer that can see oil pressure It uses both a 1 p
3. 19D Engines New and Updates 18410 00W Two Mode Hybrid Diagnostic WBT 0 5 hr Exercise 18440 20D1 R2 GM Global Electrical Systems 18440 20D2 82 GM Global Electrical Systems WBT Web Based Training VCT Virtual Classroom Training HO ILT Hands On Instructor Led Training Bulletin Review ee m O Body Hardware and Trim 09 08 110 011C Front or Rear Door Lock Lever Bezel 2008 2011 Cadillac CTS CTS V Loose or Detached Replace Bezel Body Hardware and Trim 10 08 110 001C Information on Proper Use of Floor Mats 2015 and Prior GM Passenger Cars and Trucks Body Systems Body and Accessories General Information Body Systems 03 08 48 006J Repair Information for Reconnection of 2000 2015 GM Passenger Cars and Trucks Excluding 2015 Body and Accessories Rear Window Defroster Contact or Tab Chevrolet Tahoe Suburban GMC Yukon and Cadillac Escalade Driveline Axle 14 04 20 001A Moan from Rear Differential During Low 2014 2015 Chevrolet Camaro Z 28 General Information Speed Tight Turn Maneuvers Engine 15 06 03 001 Cold Weather and Long Stand Time 2015 and Prior GM Passenger Cars and Light Duty Trucks Engine Propulsion Battery Maintenance and Testing Tips General Information Power and Signal Distribution Engine 14 06 01 002A Crankshaft Rear Oil Seal Oil Leak 2012 2013 Buick Enclave LaCrosse 2012 2013 Cadillac CTS SRX 2013 Cadillac ATS XTS 2012 2013 Chevrolet Camaro Captiva Equinox Impala Traverse 201
4. coil and Relay Solenoid connect the other end of the diode to ground Be sure to insu late the diode with heat shrink tubing before instal lation To Add On Equipment Ground Solenoid relay with only a positive post This repair will not be covered under warranty due to the failure being caused by an aftermarket accessory Thanks to Jim Will ASE Now Offers Year Round Testing Automotive Service Excellence ASE has recently announced that testing is now available 12 months of the year After technicians register for testing dur ing one of the four registration windows they will always have 90 days to schedule an appointment and take the test This means that whether you register on the first day of registration or the last day you will have 90 days from that date of regis tration to complete the test Besides being more convenient the year round testing should help reduce the January 2015 amount of last minute testing taken at the end of previous testing periods There will continue to be four testing periods win ter spring summer and fall throughout the year ASE Test Centers ASE tests are conducted at more than 450 Prometric test centers across the country Go to www ase com to find a local test center and to see what to expect at an ASE test center when taking an ASE computer based test Winter Registration December 1 2014 February 20 2015 Register using the myASE LOG
5. g hina will be dis 3 20000220 E played To u5 renew the license Select the desired diagnostic software package use the security access service or update the diagnostic software using the standard update mode Tech2Win uses Communication Port comm port 9 on the PC If this port is used for other devices switch the comm port set ting by selecting the Tech2Win Configurator icon on the desktop Refer to the Quick Reference Guide for complete details 32 Megabyte LANG FAlodule Ab bached When using Tech 2Win you can click the selections on screen or click the soft buttons on the screen where ap plicable Press ENTER to continue Software Version 371 694 North American Operations PPS 6 eo Tech2Win activity is shown on the bot tom of the screen between the vehicle MDI Tech2Win and the PC Tech2Win activity is shown between the vehicle MDI Tech2Win and the PC To access the Quick Reference Guide for additional Tech2Win installation information go to TIS2Web News and select the Tech2Win Quick Reference Guide Thanks to Chris Henley January 2015 New Categories for Customer Concern Not Duplicated Codes The Customer Concern Not Duplicated CCND labor codes have been updated with new categories as of December 1 2014 The new categories cover areas of the vehicles not previously covered by CCND labor codes In addition updates have been made to the Body Electrical categories to re
6. select the link for Unit Repair Specialty Publica tion or Transmission Technical Guide B B B B B B B B B B B B B B B PNEU ET I E EA E lime A LE eT CE E service information Sache 2 TT 5 The right side of the a Eusiacanoa and beatin Snectcatons DACRE Mh ES FS page lists the Supplemental Transmission Technical Guides a Since the guides are rather large it may take 30 seconds or so to open each PDF ae a _ Thanks to Lisa Scott fein Gem U Ownioad orms Trom eee E the Service Information n Z Maintenance Items chart Pre Delivery Inspection PDI forms can now be downloaded from the Service Information In addition for North American models the Mainte To access the PDI forms nance Replacement Parts document provides part numbers for common maintenance items similar to what is found in the owner manuals It lists parts such as the engine air cleaner filter engine oil filter soark 2 PDI forms are located at the bottom of the Select a vehicle plugs and wiper blades publication to view page 1 Select a late model from the drop down menu or enter the full VIN and select Next Once opened the Sade 2 T form performs as if it was retrieved from GlobalCon re geese ima nect The form can be filled out all Service Information Select a vehicle publication bo view Labor Time Guide online but data Sipha GLC typed into the Owner Manu
7. sound deadener in two locations one per side Remove the hood insulator if applicable and inject foam into the second hole from the side Aim the applicator nozzle straight to the back and begin to fill the cavity Once half of the product has been dispensed tilt the tip upward and slowly draw the applicator back as the last half of the foam is injected ensuring the product is applied to the hood panel Remove any excess foam that pre vents the hood insulator from installing into the outer hole The following illustration shows a cross section of the hood assembly Apply the first half of the product in area 2 Apply the second half of the product in area 3 Apply the first half of the product in area 2 and the second half of the product in area 3 TIP The Kent Ure Foam Expandable Foam Sound Deadener takes up to three days to fully cure Advise the customer that it may take up to three days before the maximum benefits of the sound deadener are realized Repeat the application of the sound deadener on the other side of the hood and reinstall the hood insulator Refer to PIT5340 for additional information and part numbers Thanks to Jeremy Richardson January 2015 TECHEINK GM TechLink is published for all GM retail technicians and service consultants to provide timely information to help increase knowledge about GM products and improve the performance of the service department Publisher John Meade GM Custom
8. 2 2013 GMC Acadia Terrain General Information 03 07 29 004I Manual Transmission Operating 2015 and Prior GM Passenger Cars and Light Duty Trucks 2009 Transmission Transaxle Characteristics and Prior Chevrolet and GMC Medium Duty Trucks General Information 10 00 89 005D Warranty Administration Revised Wiring 2015 and Prior GM Passenger Cars and Light Duty Trucks Repair Labor Operations and Required Additional Information Suspension 13 03 10 001B Information on Tire Cold Weather 2012 2015 Buick Regal GS 2014 2015 Cadillac CTS Vsport Cracking 2012 2015 Chevrolet Camaro ZL1 Z 28 2013 2015 Chevrolet Camaro SS with RPO 1LE 2014 2015 Chevrolet Corvette Corvette Z06 SS 03 00 91 001G Vibration Analysis Worksheet 2015 and Prior GM Passenger Cars and Trucks Suspension 04 03 10 013 Driving Characteristics of Rear Wheel 2012 2015 Buick Regal GS 2013 2015 Cadillac ATS 2010 Drive Vehicles and Available Winter Tires 2013 Cadillac CTS Sedan 2014 2015 Cadillac CTS Sedan VIN A 2010 2015 Cadillac CTS V 2014 2015 Cadillac CTS V Sport 2010 2014 Cadillac CTS Wagon 2011 2015 Cadillac CTS Coupe 2010 2015 Chevrolet Camaro 2012 2015 Chevrolet Camaro ZL1 2014 2015 Chevrolet Camaro Z28 2014 2015 Chevrolet Corvette Corvette 251 2014 2015 Chevrolet SS Transmission Transaxle 14 07 30 001B Information on Transmission Adaptive 2015 Cadillac Escalade Escalade ESV 2015 Chevrolet Functions and Correcting Low Mileage Corvette Silverado 2015 G
9. IN at www ase com or call Prometric at 1 877 346 9327 Winter Testing Begins December 1 2014 and runs continuously Thanks to Mike Durkin Update Tech2Win for Latest Diagnostics The Tech2Win application first released to GM dealerships in 201 1 is a version of the Tech 2 and CANdi Controller Area Network diagnostic interface module loaded onto a Techline PC or laptop computer via TIS2Web Technicians can take advantage of the computing power of their PC or laptop computer as well as the speed of the MDI when using Tech2Win vehicle communica tion is performed using the Multiple Diagnostic Interface MDI for faster operation more convenience and added diagnostic capabilities Using it on a PC or laptop computer that also has GDS 2 installed provides all diagnostic tools on one computer Plus with a lap top computer Tech2Win can be used during a vehicle road test offering a larger screen with all of the Tech 2 tool capabilities Tech2Win also supports touch screen functionality Tech2Win Features The Tech2Win application offers most of the features and functions of the Tech 2 Tech2Win e Is used for diagnostics only Service programming is still performed through TIS2Web SPS e Requires a license that must be updated every 30 days similar to the license renewal of GDS 2 e Requires PC and laptop computer specifications that meet or exceed the current minimum Techline hardware specifications Review the la
10. MC Sierra Yukon Yukon XL Harsh Shifts January 8 2014 To view Emerging Issues seminars Service e Log in to www centerlearning com Know How Select Resources gt Service Know How TECHAssist gt Emerging Issues gt Searchable Streaming Video or Select Catalog to search for the course number and then select View gt Take or Continue Course EM Customer Care and Aftersales 10 January 2015
11. O LOA features continuously variable valve timing engine sequential multi port fuel injection and a cast aluminum engine block and cylinder heads The engine is rated at 131 hp 98 kW at 5 200 rom and 139 lb ft 188 Nm of torque at 4 900 rpm continued on page 2 CONTENTS New 2015 City Express Service Information Links Added Transmission Technical Guides Download PDI Forms False Side Blind Zone Alert Unable to Learn Tire Pressure Monitor Grease on the Torque Converter Housing Engine Tick Sound Heard Inside Cab Radio Backlighting Stays On ASE Now Offers Year Round Testing Update Tech2Win for Latest Diagnostics New Categories for CCND Codes Oil Leak after the Harmonic Balancer is Removed 7 Hood Bumpers and Latch Adjustment Squeak Sound from HUD Area New Training Courses Bulletin Review Service Know How EM Customer Care and Aftersales The CVT8 continu ously variable trans mission RPO MRA optimizes torque delivery across the rom band GM recommends using ACDelco CVT Fluid P N 19260800 in Canada use P N 19299096 Do not mix CVT fluid with any other fluids and do not use automatic transmission fluid or manual transmission fluid The City Express has a payload capacity of 1 500 pounds 680 kg and a customiz able cargo space volume of 122 7 cubic feet 3 474 liters Cargo can be secured with the six steel floor mounted D rings with re inforced weld nut mounting points The 54 8 inches o
12. al l ELL Infoterm Pii n Dare KaM Loc alacirty a RAL z form cannot be lac ATS Onnar Manual GMVA Locabing U S Canada sexico 7707477 ms aa saved If there is an additional aha Cee e e Special Inspec E tion Items page that applies to aaan PDI forms have been added to the Service mra the vehicle it will T T O o re be included with Maintenance Replacement Parts document the PDI form Both forms can be printed Thanks to Mike Adamczyk Thanks to Lisa Scott January 2015 5 Unable To Learn Tire Pressure Monitor after Tire Service After performing a tire service rotation on some 2007 2012 Malibus the vehicle may go into tire pressure indicator sensor learn mode but not respond to a sensor or sensors that have been activated with the Tire Pressure Monitor TPM tool either EL 46079 Tire Pressure Monitor Diagnostic Tool or EL 50448 Tire Pressure Monitor Sensor Activation Tool False Side Blind Zone Alert The Side Blind Zone Alert system may become active with no objects within range of sensors on some 2014 LaCrosse and Malibu models equipped with Obstacle Detection Side Active Safety RPO UKC or UFT If this occurs no DTCs will be stored The side blind zone alert system uses two side object sensor modules to notify the driver that an object is present in one of the driver s side blind zones An icon on the left or right side view mirror is illuminated when an object is detected The sid
13. e duplicated while the vehicle is parked by applying pressure up and down on the steering wheel Do not use the tilt steering wheel feature to try to duplicate the sound It also may seem that the sound is coming from behind the instru ment cluster Felt tape applied to the full perimeter of the HUD shroud Four areas of HUD shroud with felt tape The sound may be caused by the Head Up Display HUD lens rubbing on the HUD shroud The HUD shroud is part of the upper instrument panel extension The HUD shroud may have four areas with felt tape installed which is inadequate to eliminate the squeak sound To eliminate the squeak sound add 1 mm thick felt tape obtained locally to the full perimeter of the HUD shroud Thanks to Jim Will Service Technical College New Training Courses Following are the latest service technical courses available to technicians through the GM Service Technical College For more information about available service training courses log in to the GM Center of Learning at www centerlearning com and click the Catalog link Use the drop down menus to search for courses by delivery type audience and category 10315 12W 2015 Chevrolet Trax Model Year WBT 1 hr Update 10315 89W 2015 Corvette Z06 New Model WBT 2 hr Launch 10315 92H 2015 Cadillac CTS Model Year ILT 2 days Update 10343 10H Turbocharger System Operation ILT 0 5 day and Diagnosis 16240 70W R2 Bi Fuel System Operation 16440
14. e object sensor modules are lo cated on each side of the vehicle behind the rear fascia If false side blind zone alerts occur inspect the rear bumper fascia for signs of damage If no fascia damage is found reprogram the B2181L Side Object Sensor Module Refer to B2181L Side Object Sensor tion Interface Module VCIM For fuse location refer to Module Programming and Setup in the appropriate Service Informa the appropriate Service Information for the vehicle being tion serviced If it is now possible to complete the TPM learn complete the procedure and then reinstall fuse Remove the B fuse for the OnStar Vehicle Communica TIP Remind owners that if the vehicle is towing a trailer or has an object such as a bicycle rack attached to the rear of the vehicle the Side Blind Zone Alert system may not function properly and the indi cators may illuminate intermittently or remain illuminated all the time Thanks to David Roat TIP If an obvious fault or concern is present with OnStar and the account is active proceed with normal diagnostics according to the appropriate Service Information Thanks to Christopher Crumb Engine Tick Sound Heard Inside Cab Grease on the Torque Converter Housing On some 2015 Colorado and Canyon models equipped with an automatic trans mission RPO MYB what appears to be an oil drip may be found on the in spection plug on the bottom of the torque converter housing or the crossmemb
15. er Remove the inspection plug with a pick tool and inspect the fluid on it The fluid may be grease from the assembly of the transmission to the engine that has migrated to the bottom of the torque converter housing The fluid _ lt amp Inspection plug on the bottom of the torque converter Inspect any fluid on the plug will be much thicker than oil If grease is found clean out the inspection hole and plug with degreaser and reinstall the plug Clean any other affected surfaces Thanks to Kenneth Cole An engine or High Pressure Fuel Pump tick sound may be heard in side the cab of some 2015 Colorado and Canyon models equipped with the 3 6L V6 engine RPO LFX that were built prior to October 29 2014 Comparisons with other trucks with the same powertrain may show the other trucks to be quieter TIP A tick noise of this type is a normal characteristic of direct injection engines Refer to Bulletin 07 06 04 025 for additional information about direct injection fuel system operation On trucks built prior to October 29 2014 an acoustic seal may have been knocked out of place during assembly If this acoustic seal is dislodged or missing the High Pressure Fuel pump tick sound can be heard easily inside the cab of the truck er homes q K Seal missing If the seal is missing replace it with one from Kit Part Number 23135690 Reference the Blower Upper Case Replaceme
16. er Care and Aftersales Editor Lisa G Scott GM Customer Care and Aftersales Technical Editor Mark Spencer mspencer gpstrategies com Production Manager Marie Meredith Graphic Design 5by5 Design LLC Qs dkelly 5by5dzign com FAX number 1 248 729 4704 Write to gt lt TechLink PO Box 500 Troy MI 48007 0500 GM TechLink on the Web GM GlobalConnect General Motors service tips are intended for use by professional technicians not a do it yourselfer They are written to inform those technicians of conditions that may occur on some vehicles or to provide information that could assist in the proper service of a vehicle Properly trained technicians have the equipment tools safety instructions and know how to do a job properly and safely If a condition is described do not assume that the information applies to your vehicle or that your vehicle will have that condition See a General Motors dealer servicing your brand of General Motors vehicle for information on whether your vehicle may benefit from the information Inclusion in this publication is not necessarily an endorsement of the individual or the company Copyright 2015 General Motors All rights reserved January 2015 Squeak Sound from HUD Area On some 2015 Escalade and Yukon models equipped with a Head Up Display RPO UV6 a squeak sound may be heard at the top left side of the instrument panel while driving The sound may b
17. f space 1 39 meters at the floor from side wall to side wall provides enough room to load a standard 40 x 48 inch 1 01 x 1 22 meters pallet flat on the floor The standard sliding doors on both sides of the vehicle are designed for low effort operation and convenient access The tall rear doors are a 40 60 split design The 60 percent door is on the passenger side for easy access from the sidewalk The 40 percent door on the driver side is shorter reducing potential intrusion into the street when open Both rear doors feature dual opening positions of 90 degrees and 180 degrees The Driver Information Center DIC display on the instru ment cluster provides a variety of vehicle data including trip odometers instant fuel economy average fuel economy distance to empty mileage and outside temperature optional The City Express LT model is available with a Technology Package that includes e A color connected radio with color touch screen display Bluetooth streaming audio for music and select phones and hands free smartphone integration e AM FM radio with CD player e GPS navigation e SiriusXM Radio e Rear Vision Camera RVC with Rear Parking Assist Training courses for the 2015 City Express can be found at www centerlearning com U S or www gmprocanada com Canada Available training currently includes e 10214 14W New Model Features Course e 16440 19D New En
18. gines and Updates Course U S Only For additional information refer to PI1362 New Model Features and Information Thanks to Sherman Dixon and Calvin William January 2015 Transmission Technical Guide PDFs Now Available The GM Service Supplemental Transmission Technical Guides US English Information recently added Transmission Technical Guides for many transmissions The guides are avail able on the Service Information home page in a printer friendly PDF format ECALINE Service Information Links Added continued from page 1 8L90 Hydraulic Circuits GF6 GEN3 Hydraulic Circuits 2ML70 Tech Guide 2 2008 4ETSO Tech Guide 2 2011 4L30E The new chart provides fast navigation to mainte nance related procedures and information including approximate fluid capacities resetting the GM Oil Life System tire pressure indicator sensor learn passenger compartment air filter replacement and spark plug replacement This information is currently located in various sections of the Service Information as well By linking the information in the new chart it reduces the amount of navigation required to view the different maintenance procedures and information 6 Spd RWD Tech Guide 10 2005 6T30 40 45 50 Gen2 Tech Guide 3 2012 6T40 45 Tech Guide 5 2008 6T70 75 Tech Guide 6 2008 6T70 75 80 Gen2 Tech Guide 9 2012 8 Speed RWD Tech Guide 9 2014 From the Service Information home page
19. iece bolt and a 2 piece bolt and washer arrangement It seals to the face of the crank Sierra 1500 Yukon models and 2014 Corvette equipped with the 4 3L 5 3L or 6 2L engine RPOs L83 L86 LT1 LV3 Bolt 1 1 piece Gen 4 bolt measures 1 869 in 47 5 mm at the flange Bolt 2 1 piece Gen 5 Bolt measures 2 055 in 52 2 mm at the flange If a Gen 4 bolt is used in a Gen5 engine it will result in an oil leak TIP The LT1 engine dry sump uses a longer bolt due to the oil pump that is used on this system Thanks to Richard Renshaw When reinstalling the harmonic balancer a different bolt design may have been used than what was removed from the engine Bolt 1 Gen 5 engine To wee eT MoM Tile fil Bolt 3 Gen 4 engine Gen 4 engines use a non keyed harmonic balancer The only part of the crank that is keyed drives the oil pump The bolt has a friction material on the face It does not January 2015 7 Hood Bumpers and Latch Adjustment The hood of a 2015 Colorado or Canyon may shake or flutter while driving due to misadjusted hood bumpers or the hood latch Use a piece of paper to check for proper contact of the outer and middle bumpers to the hood The paper must not pull free when the hood is closed TIP Do not place the paper over the headlamp For the out board bumpers place the paper to the side of the headlamp and pull it over the fender For the middle bumpers place the paper to the f
20. move duplicate titles for different labor codes Be sure to use the appropriate CCND labor code based upon the customer concern The correct codes help the related GM engineering team to more quickly identify trends that can be addressed with product improvements and or bulletins Updated Body Electrical CCND Categories Following are the updated Body Electrical categories the specific labor code and an example of a customer concern Keep in mind that multiple systems or features may fall under the same labor code Category Electronics Safety Object Detection 6429919 6459939 Electronics Airbags 2069939 Keyless Entry Theft Alarm Memory Seats Lighting Power Windows 7029929 Seat Heating and Cooling Hardware Trim and Upholstery Power Seat Customer states the Lane Departure Warning Indicator illuminates when going around a corner Followed SI diagnostics for Lane Departure Warning System Malfunction and was unable to duplicate the customer concern Customer states SIR light has come on but is now off Performed related system verification procedure in Sl with no trouble found and unable to duplicate concern Customer states the keyless entry transmitter does not operate Performed related system verification procedure in SI with no trouble found and unable to duplicate concern Customer states the driver front seat heater will not warm up Performed related Front Heated Seat Malfunction procedure in SI
21. nt section of the appropriate Service Information to assist with seal replacement amp Thanks to Jeremy Richardson Seal present January 2015 Radio Backlighting Stays On On some 2014 Silverado 1500 and Sierra 1500 and 2015 Sil verado and Sierra models equipped with transfer case RPO NOF or NOH the radio backlighting may stay on after the ignition has been turned off and the key has been removed for several min utes Eventually the battery will go dead While diagnosing this condition voltage may be present at the following fuses with the ignition key in the Off position F23DL F22DL F30DL F31DL F32DL These fuses are all on the same Run Crank Ignition Buss Bar in the Left I P Fuse Block and should not have any power with the ignition off In some cases there may only be 2 or 3 volts present Use a voltmeter to check for voltage This condition may be caused by the Transfer Case Control Module TCCM back feeding voltage into the fuse block with the ignition off If the TCCM is disconnected the voltage at the fuses will be gone If the TCCM is replaced the issue may only be corrected for a short time The internal circuitry of the TCCM may have been permanently damaged by a voltage spike causing the back feed In most cases the voltage spike is caused by an aftermarket accessory which uses a solenoid or relay that is wired onto the F30DL fuse or to the X61A I P Junction Block connector X7 terminal 11 or c
22. oes not have a current license a license dialog box will appear Click OK 3 When the MDI is detected a dialogue box will direct you to select the vehicle communication interface 4 To initiate the software license and install the diagnostic soft ware select the Software Download SWDL on TIS2Web and click Start Software Download 5 Select Tech2 and Custom for the update mode 6 Select the desired diagnostic software package 7 Click Download to begin downloading the diagnostic package Current progress and Tech2Win will display during the down load After the download Select Diagnostic Tool for Download iS com Select Diagnostic Toot plete the tech license count down in Update Mode the lower Standard right cor The Aoescanans wil be extomatcaty Selected Based on te cuten coment oe ner will be updated Carton to 30 Applicatons and languages must be selected from Me list of availante choices THE he Select Tech 2 and Custom for the update mode number of days until the license Select the Applications Applications for Downloading Tech 2 m ust be t C Cadillac BLS OTC COIN 08a Selected Current renewed gt 2 1000 3248 gt CA Nerth American Operations C3 Cadilac GME i C3 31003 3206 When the C 117 500 32UB ig Enghsh A gt Ci 110 000 J2ME license ex o C 119 000 32M6 i CI Cheworet YGM pires an oao expiration tcI China gt Ci 31 001 32MB8 message ca ooeecene i
23. onnector X5 terminal 35 If these solenoids or relays are not properly suppressed they will produce a voltage spike The voltage spike can be transmitted onto the Run Crank Ignition Buss Bar and permanently damage the TCCM TIP Do not replace the TCCM until the root cause of the con dition has been narrowed to the solenoid relay voltage spikes To prevent damage to any of the sensitive electronic components on the bussed circuit the solenoid relay must have the control circuit sup pressed with a Install a diode to prevent voltage spikes diode The diode will prevent the voltage spikes Install a diode P N 12112422 across the coil of the solenoid Connect the striped end of the diode to the positive terminal of the coil and connect the other end of the diode to ground Be sure from being transmitted onto to insulate the diode with heat shrink tubing before installation the Run Crank circuit Some solenoids relays may only have a positive post and will get their ground through the mounting bracket In this case the striped end of the diode is to be connected to the positive termi nal and other end should be connected to the ground of the sole noid relay Insulate the diode with heat shrink tubing before installation Also install a diode P N 12112422 Hot At All across the coil sana J kiea of the relay ignition Connect the striped end of the diode to the positive terminal of Aftermarket the
24. ront of the truck and pull it forward Check for proper contact of the outer and middle bumpers to the hood Bumper and Latch Adjustment If the paper can be pulled loose the bumpers and latch are not properly adjusted It will be necessary to raise the outer and mid dle hood bumpers 2 per side until the hood is flush with the fend ers Set the height of the bumpers to 22 mm off of the bracket surface and repeat the paper test A Outer and middle hood bumpers 2 per side B Inner bumpers one on each side of the latch If there is not enough contact and the hood is flush to the fenders temporarily mark the position of the hood latch and use a 13 mm ratchet or wrench to loosen the hood latch bolts just enough so that the latch will move but is not completely free Lightly tap the hood latch to lower it straight down 1 mm do not move it left or right and retighten to 22 Nm 16 lb ft with a torque wrench After lowering the hood latch lower the two inner bumpers one on each side of the latch by 1 4 to 1 2 turn clockwise Repeat until the closing effort of the hood is acceptable Perform the paper test on the inner bumpers after latch adjust ment There should be very little to no drag to remove the paper Sound Deadener If the paper cannot be pulled loose the bumpers and latch are in adjustment Apply Kent Ure Foam Expandable Foam Sound Deadener or equivalent in two locations one per side Apply the foam
25. test specifications and guidelines at www gmdesolutions com In Canada the IT guidelines are in the Service Library under Tools Processes and Equipment on Global Connect Access for All The Tech2Win application does not require any special access or other tools or software When selecting the Tech 2 software download on TIS2Web a prompt will ask if you want to install Tech2Win After installing the Tech2Win application a software download also will be required to download the desired diagnostic software for the desired vehicle coverage Installing the Tech2Win Application To install the application 1 Connect the MDI to the computer Power it using the AC adapter 2 Select the Tech 2 software download on TIS2Web A prompt will ask if you want to install Tech2Win It can be installed on multiple PCs in the dealership 3 Install the Tech2Win application using all the default selections Installation should take less than 10 minutes 4 Two icons will be placed on the PC desktop a shortcut for Tech2Win QuickStart and a shortcut for the Tech2Win Configurator which is used for multiple versions of Tech2Win depending on the vehicles being serviced in the dealership After the application installation is complete the diagnostic soft ware for the desired service coverage and software license must be obtained To download 1 Click the Tech2Win QuickStart icon that is now on the PC s desktop 2 Since Tech2Win d
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