Chevrolet Silverado Service Bulletins
10,441 manufacturer communications on file.
- June 20, 2016•Document ID: 10089229Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 15-08-44-001H
- Date Added:
- January 19, 2017
- Manufacturer:
- GMC
SummaryTHIS INFORMATIONAL BULLETIN PROVODES INFORMATION ON THE GM OF CANADA ONSTAR CELLULAR COMMUNICATION UPGRADE.
Associated Products (245)2015 GMC Acadia2015 GMC Savana2015 GMC Sierra2015 GMC Yukon2015 GMC Yukon XL2014 GMC Acadia2014 GMC Savana2014 GMC Sierra2014 GMC Terrain2014 GMC Yukon2014 GMC Yukon XL2013 Chevrolet Cruze2013 Chevrolet Equinox2013 Chevrolet Express2013 Chevrolet Silverado2013 Chevrolet Sonic2013 Chevrolet Suburban2013 Chevrolet Tahoe2013 Chevrolet Traverse2013 Chevrolet Trax+ 225 moreAssociated Documents - June 17, 2016•Document ID: 10089228Service Bulletin/Repair InstructionsEQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 11-08-49-001R
- Date Added:
- January 19, 2017
- Manufacturer:
- CHEVROLET
SummaryTHIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REMOVE THE TRANSPORT MODE ON MESSAGE DISPLAYED IN THE DIC DUE TO VEHICLES SHIPPED OVER LONG DISTANCES OUTSIDE THE U.S. AND CANADA.
Associated Products (88)2017 Buick Cascada2017 Buick Encore2017 Buick Envision2017 Buick LaCrosse2017 Buick Regal2017 Buick Verano2017 GMC Acadia2017 GMC Canyon2017 GMC Sierra2017 GMC Yukon2016 Buick Cascada2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 GMC Acadia2016 GMC Yukon2016 GMC Yukon XL2015 Buick Encore+ 68 moreAssociated Documents - June 17, 2016•Document ID: 10081833Service Bulletin/Repair InstructionsFUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
- Mfr Comm. #:
- 16-NA-100
- Date Added:
- October 7, 2016
- Manufacturer:
- GMC
SummaryTHIS TECHNICAL BULLETIN PROVIDES A PROCEDURE ON THE CHECK VALVE INTERNAL TO THE FUEL TANK DUE TO GAS TANK IS HARD TO FILL.
Associated Products (2)Associated Documents - June 17, 2016•Document ID: 10081240Service Bulletin/Repair InstructionsSTEERING; EQUIPMENT:MECHANICAL
- Mfr Comm. #:
- PIT5501B
- Date Added:
- October 3, 2016
- Manufacturer:
- CHEVROLET
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSIS AND REPAIR STEERING THAT FEELS LOOSE OR HAS EXCESSIVE PLAY. THIS CONCERN COULD BE CAUSE BY AN INCORRECT PITMAN SHAFT OVER-CENTER PRELOAD ADJUSTMENT. TECHNICIAN WILL PERFORM A STEERING GEAR PITMAN SHAFT OVER-CENTER PRELOAD ADJUSTMENT PROCEDURE. TECHNICIAN WILL REMOVE THE STEERING GEAR. THE STEERING GEAR PITMAN SHAFT LASH ADJUSTER NUT WILL NEED TO BE LOOSENED. TURN THE STEERING GEAR PITMAN SHAFT LASH ADJUSTER SCREW COUNTERCLOCKWISE UNTIL FULLY EXTENDED. TURN THE STEERING GEAR PITMAN SHAFT LASH ADJUSTER SCREW CLOCKWISE ONE FULL TURN. ROTATE THE STEERING GEAR INPUT SHAFT FROM STOP TO STOP USING A SOCKET DESIGNED FOR THE INPUT SHAFT GEOMETRY, OR CROWS FOOT WITH RATCHET WHILE COUNTING THE NUMBER OF TURNS. STARTING AT EITHER STOP, TURN THE STEERING GEAR INPUT SHAFT BACK HALF THE TOTAL NUMBER OF TURNS COUNTED PREVIOUSLY. THIS IS THE CENTER POSITION OF THE STEERING. ENSURE THE STEERING GEAR PITMAN SHAFT IS CENTERED. THE FLAT ON THE STEERING GEAR INPUT SHAFT SHOULD BE FACING UPWARD AND PARALLEL WITH THE STEERING GEAR SIDE COVER. ALSO THE MASTER SPLINE ON THE STEERING GEAR PITMAN SHAFT IS IN LINE WITH THE STEERING GEAR PITMAN SHAFT LASH ADJUSTER SCREW. USE A TORQUE WRENCH ON THE STEERING GEAR INPUT SHAFT TO ROTATE THE STEERING GEAR INPUT SHAFT 300 DEGREES FROM EACH SIDE OF THE CENTER OF THE INPUT SHAFT. THE INPUT SHAFT MUST ROTATE SMOOTHLY AND MUST NOT STICK OR BIND. RECORD THE AVERAGE TURNING TORQUE FROM -300 TO +300 DEGREE SWEEP.
Associated Products (2)Associated Documents - June 17, 2016•Document ID: 10081200Service Bulletin/Repair InstructionsSEATS
- Mfr Comm. #:
- PIT5408A
- Date Added:
- October 3, 2016
- Manufacturer:
- CHEVROLET
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT SOME VEHICLES THE HAPTIC SEAT MOTORS CAN BE FELT IN THE SEAT. TECHNICIAN WILL ACCESS BOTH HAPTIC SEAT MOTORS AND ROTATE THE MOTORS FLAT, AND THEN REINSTALL THEM BACK INTO THE SEAT CUSHION. THIS WILL HELP IMPROVE THE COMFORT OF THE SEAT CUSHION.
Associated Products (9)Associated Documents - June 15, 2016•Document ID: 10081320Service Bulletin/Repair InstructionsFUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM; ENGINE
- Mfr Comm. #:
- PIT5510
- Date Added:
- October 3, 2016
- Manufacturer:
- GMC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN HOW TO DIAGNOSTIC AND REPAIR VEHICLES THAT MAY HAVE FUEL GAUGE THAT SHOWS EMPTY AND THE LOW FUEL LEVEL INDICATOR IS ON. DIAGNOSTIC TROUBLE CODE P2636 WILL BE SET IN THE ENGINE CONTROL MODULE. TECHNICIAN WILL USE NORMAL SERVICE INFORMATION DIAGNOSTICS FOR THE CONCERN. TECHNICIAN WILL OPERATE THE TRANSFER PUMP FOR 2 MINUTES AND MEASURE THE FUEL IN A CONTAINER. THERE SHOULD BE GREATER THAN 2.6 LITERS (0.70 GALLONS) OF FUEL. IF TRANSFER PUMP NOT TO MEET THE FLOW SPECIFICATIONS CHECK FOR PLUGGED FUEL TANK VENTS, KINKED FUEL LINES, A FAULTY TRANSFER PUMP, NO FUEL IN THE REAR TANK, AND LOW VOLTAGE DUE WIRING CONCERN. AFTER PERFORMING NORMAL SI SERVICE INFORMATION DIAGNOSTICS FOR THE CONCERN AND ANOTHER ROOT CAUSE IS NOT FOUND, GENERAL MOTORS ENGINEERING IS AWARE OF THIS CONCERN AND IS WORKING ON A CORRECTION.
Associated Products (2)Associated Documents - June 14, 2016•Document ID: 10082009Service Bulletin/Repair InstructionsSTRUCTURE:FRAME AND MEMBERS; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
- Mfr Comm. #:
- 16-NA-189
- Date Added:
- October 11, 2016
- Manufacturer:
- GMC
SummaryTHIS TECHNICAL BULLETIN PROVIDES REPAIR INFORMATION ON CORRECTING A WATER LEAK INTO THE VEHICLE CABIN, CAUSED BY WATER OVERRUNNING THE POWER REAR SLIDER WINDOW CHANNEL.
Associated Products (6)Associated Documents - June 14, 2016•Document ID: 10081241Service Bulletin/Repair InstructionsELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
- Mfr Comm. #:
- PIT5509
- Date Added:
- October 3, 2016
- Manufacturer:
- CHEVROLET
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLE THAT MAY HAVE A "CHECK TRAILER WIRING" OR "SERVICE TRAILER BRAKE SYSTEM MESSAGE ON THE DRIVER INFORMATION CENTER WHEN A TRAILER IS CONNECTED TO THE VEHICLE. DIAGNOSTIC TROUBLE CODE C1114 SET IN THE CHASSIS CONTROL MODULE. CHASSIS CONTROL MODULE HAS TO DETERMINE THE TYPE OF TRAILER BRAKE SYSTEM THAT IS BEING USED. THE CHASSIS CONTROL MODULE CAN BE SENSITIVE TO A VARIETY OF TRAILER WIRING ISSUES. THE TECHNICIAN WILL NEED TO MAKE A TRAILER TESTER USING ELECTRIC TRAILER BRAKE MAGNETS AND 7-WAY TRAILER CONNECTOR TO DETERMINE IF IT IS A VEHICLE OR TRAILER ISSUE. IF THE CONCERN IS NOT DUPLICATED WITH THE TESTER INSTALLED, THE VEHICLE IS OPERATING CORRECTLY AND THE FOCUS SHOULD BE ON THE TRAILER WIRING OR 7 WAY CONNECTOR.
Associated Products (13)Associated Documents - June 14, 2016•Document ID: 10081047Service Bulletin/Repair InstructionsELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); STEERING
- Mfr Comm. #:
- PIT5052F
- Date Added:
- September 27, 2016
- Manufacturer:
- GMC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT ADDING STEERING STABILIZER SHOCK. A STEERING STABILIZER IS LISTED IN THE PARTS CATALOG GROUP 6.865 (STEERING LINKAGE SHOCK ABSORBER) AND IS AVAILABLE, BUT IS NOT INTENDED TO ADDRESS VIBRATIONS OR BRAKE PULSATIONS.
Associated Products (8)Associated Documents - June 14, 2016•Document ID: 10081043Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; ENGINE
- Mfr Comm. #:
- PIP5395A
- Date Added:
- September 27, 2016
- Manufacturer:
- CHEVROLET
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE RATTLE OR TICKING NOISE THAT IS LOUDER INSIDE THE VEHICLE THAN OUTSIDE. THE NOISE MAY ALSO SOUND LIKE A LIFTER TICK. IF THE NOISE IS HEARD BEST AT THE FUEL LINE AND THE SOUND WILL BE REAL LOUD WITH A STETHOSCOPE. THE FUEL LINE WILL NEED TO BE REPLACED.
Associated Products (24)2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Chevrolet Camaro2016 Chevrolet Corvette2016 Chevrolet Silverado2016 Chevrolet Suburban2016 Chevrolet Tahoe2016 GMC Sierra2016 GMC Yukon2016 GMC Yukon XL2015 Cadillac Escalade2015 Cadillac Escalade ESV2015 Chevrolet Corvette2015 Chevrolet Silverado2015 Chevrolet Suburban2015 Chevrolet Tahoe2015 GMC Sierra2015 GMC Yukon2015 GMC Yukon XL2014 Chevrolet Corvette+ 4 moreAssociated Documents - June 14, 2016•Document ID: 10081022Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIP5094A
- Date Added:
- September 26, 2016
- Manufacturer:
- GMC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT ,WHEN TESTING ANY CIRCUIT FOR OPEN OR RESISTANCE, IT IS IMPERATIVE THAT ALL RELATED TERMINAL PIN FIT AND TENSION BE CHECKED WHEN THE TEST STEPS REQUIRE DISCONNECTION OF THE CONNECTOR OR COMPONENT, PRIOR TO ANY COMPONENT REPLACEMENT. ALWAYS USE THE RECOMMENDED TERMINAL TEST TOOL DURING THESE TESTS.
Associated Products (485)2017 Buick Encore2017 Buick LaCrosse2017 Buick Regal2017 Buick Verano2017 Cadillac CT62017 Cadillac CTS2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Cadillac XT52017 Cadillac XTS2017 Chevrolet Bolt EV2017 Chevrolet Camaro2017 Chevrolet Caprice2017 Chevrolet Colorado2017 Chevrolet Corvette2017 Chevrolet Cruze2017 Chevrolet Equinox2017 Chevrolet Express2017 Chevrolet Impala2017 Chevrolet Malibu+ 465 moreAssociated Documents - June 13, 2016•Document ID: 10094784Service Bulletin/Repair InstructionsPOWER TRAIN:MANUAL TRANSMISSION
- Mfr Comm. #:
- PIE0350C
- Date Added:
- March 13, 2017
- Manufacturer:
- GMC
SummaryTHIS ENGINEERING INFORMATIONAL BULLETIN IS ENDING THE NEED FOR INFORMATION FROM THE FIELD OF VEHICLES WITH THE CONDITION OF BANG OR LOUD NOISE WITH NO FORWARD (DRIVE) OR REVERSE RANGES.
Associated Products (14)Associated Documents - June 13, 2016•Document ID: 10080702Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PIP5407
- Date Added:
- September 21, 2016
- Manufacturer:
- CADILLAC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE DIAGNOSTIC TROUBLE CODE P06DD OR NO OR LOW OIL PRESSURE. TECHNICIAN WILL REPLACE TIMING CHAIN TENSIONER GUIDE. IF OIL PUMP FACE IS DAMAGED AND OR WORN THRU REPLACE OIL PUMP. INSPECT BEARINGS FOR DAMAGE WEAR DUE TO DEBRIS FROM OIL PUMP.
Associated Products (19)2016 Cadillac CTS2016 Cadillac Escalade2016 Chevrolet Camaro2016 Chevrolet Corvette2016 Chevrolet Silverado2016 Chevrolet Suburban2016 Chevrolet Tahoe2016 GMC Sierra2016 GMC Yukon2015 Cadillac Escalade2015 Chevrolet Corvette2015 Chevrolet Silverado2015 Chevrolet Suburban2015 Chevrolet Tahoe2015 GMC Sierra2015 GMC Yukon2014 Chevrolet Corvette2014 Chevrolet Silverado2014 GMC SierraAssociated Documents - June 10, 2016•Document ID: 10089247Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 10-08-110-001E
- Date Added:
- January 19, 2017
- Manufacturer:
- CHEVROLET
SummaryTHIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE PROPER USE OF FLOOR MATS.
Associated Products (375)2017 Buick Cascada2017 Buick Enclave2017 Buick Encore2017 Buick Envision2017 Buick LaCrosse2017 Buick Regal2017 Buick Verano2017 Cadillac ATS2017 Cadillac CT62017 Cadillac CTS2017 Cadillac ELR2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Cadillac XT52017 Chevrolet Bolt EV2017 Chevrolet Camaro2017 Chevrolet Caprice2017 Chevrolet Colorado2017 Chevrolet Cruze2017 Chevrolet Equinox+ 355 moreAssociated Documents - June 10, 2016•Document ID: 10080701Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- PIT4614B
- Date Added:
- September 21, 2016
- Manufacturer:
- GMC
Summary"THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES STEPS THE TECHNICIAN WILL TAKE TO REPAIR A NO CRANK/NO START CONCERN WITH A DIAGNOSTIC TROUBLE CODE OF B009F IN THE SERIAL DATA GATEWAY MODULE EQUIPPED WITH REGULAR PRODUCTION OPTION CODE HP2. THE VEHICLE MAY EXHIBIT A NO CRANK OR NO START, OR A SERVICE HYBRID MESSAGE WITH NO CODES. THE TECHNICIAN WILL INSPECT THE HIGH VOLTAGE CIRCUIT IMPACT DETECTION SENSOR FOR WATER INTRUSION OR CORROSION AT THE WEATHER PACK. INSPECT THE HIGH VOLTAGE CIRCUIT IMPACT DETECTION SENSOR FOR CRACKS OR TERMINAL CORROSION AND REPLACE THE SENSOR OR TERMINALS ALONG WITH THE WEATHER PACK SEALS IF DAMAGE IS FOUND. IF THERE IS NO DAMAGE FOUND THE TECHNICIAN WILL LEAVE THE SENSOR UNPLUGGED AND POWER UP THE VEHICLE TO INDUCE A CODE, THEN POWER DOWN THE VEHICLE WITH THE TECH 2 UNPLUGGED FROM THE VEHICLE FOR TWO MINUTES. CLEAR THE CODE AND RECHECK FOR THE MESSAGE AND CODES, IF THE CODE RESETS THE TECHNICIAN WILL REPLACE THE HIGH VOLTAGE CIRCUIT IMPACT DETECTION SENSOR AND TERMINALS WITH TERMINATED LEADS. TECHNICIAN IS TO REPEAT THE ABOVE STEPS TO VERIFY THE CONCERN IS CORRECTED. "
Associated Products (26)2013 Cadillac Escalade2013 Chevrolet Silverado2013 Chevrolet Tahoe2013 GMC Sierra2013 GMC Yukon2012 Cadillac Escalade2012 Chevrolet Silverado2012 Chevrolet Tahoe2012 GMC Sierra2012 GMC Yukon2011 Cadillac Escalade2011 Chevrolet Silverado2011 Chevrolet Tahoe2011 GMC Sierra2011 GMC Yukon2010 Cadillac Escalade2010 Chevrolet Silverado2010 Chevrolet Tahoe2010 GMC Sierra2010 GMC Yukon+ 6 moreAssociated Documents - June 10, 2016•Document ID: 10080700Service Bulletin/Repair InstructionsPOWER TRAIN:AUTOMATIC TRANSMISSION
- Mfr Comm. #:
- PIP5021J
- Date Added:
- September 21, 2016
- Manufacturer:
- GMC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE ALLISON 6 SPEED AUTOMATIC TRANSMISSION ASSEMBLY REGULAR PRODUCTION OPTION CODE MW7 BEEN PLACED ON RESTRICTION THROUGH GENERAL MOTORS PRODUCT QUALITY CENTER. DEALER WILL NEED TO CALL GENERAL MOTORS PRODUCT QUALITY CENTER FOR FURTHER ASSISTANCE.
Associated Products (2)Associated Documents - June 8, 2016•Document ID: 10097195Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY
- Mfr Comm. #:
- 16-NA-111
- Date Added:
- April 11, 2017
- Manufacturer:
- CHEVROLET
SummaryTHIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO INSPECT THE AIR BOX AND AIR FILTER SEAL AND REPLACE IF NECESSARY TO CORRECT A CUSTOMER CONCERN THAT THE MALFUNCTION INDICATOR LIGHT (MIL) IS ILLUMINATED DUE TO EXCESSIVE SAND AND/OR DEBRIS ENTERING THE AIR FILTER BOX AND BYPASSING THE SEAL OF THE AIR FILTER CAUSING DAMAGE TO THE HO2 SENSOR AND THE CATALYTIC CONVERTER TO BECOME BLOCKED WITH SAND AND DEBRIS PARTICLES.
Associated Products (18)2016 Cadillac CTS2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Chevrolet Corvette2016 Chevrolet Silverado2016 GMC Sierra2016 GMC Yukon2016 GMC Yukon XL2015 Cadillac Escalade2015 Cadillac Escalade ESV2015 Chevrolet Corvette2015 Chevrolet Silverado2015 GMC Sierra2015 GMC Yukon2015 GMC Yukon XL2014 Chevrolet Corvette2014 Chevrolet Silverado2014 GMC SierraAssociated Documents - June 8, 2016•Document ID: 10089201Service Bulletin/Repair InstructionsEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 04-00-89-015M
- Date Added:
- January 19, 2017
- Manufacturer:
- BUICK
SummaryTHIS WARRANTY ADMINISTRATION BULLETIN PROVIDES POLICY INFORMATION ON USING GM SERVICE POLICIES AND PROCEDURE MANUAL THAT REPRESENT KEY GM REQUIREMENTS FOR SERVICE OPERATIONS.
Associated Products (157)2017 Buick Enclave2017 Buick LaCrosse2017 Buick Regal2017 Cadillac CTS2017 Cadillac Escalade2017 Chevrolet Cruze2017 Chevrolet Equinox2017 Chevrolet Express2017 Chevrolet Malibu2017 Chevrolet Silverado2017 Chevrolet Tahoe2017 Chevrolet Traverse2016 Buick Enclave2016 Buick LaCrosse2016 Buick Regal2016 Cadillac CTS2016 Cadillac Escalade2016 Chevrolet Cruze2016 Chevrolet Equinox2016 Chevrolet Express+ 137 moreAssociated Documents - June 8, 2016•Document ID: 10081866Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 16-NA-156
- Date Added:
- October 7, 2016
- Manufacturer:
- CHEVROLET
SummaryTHIS INFORMATIONAL BULLETIN INFORMS THE TECHNICIANS ON VEHICLES BUILT WITH DIFFERENT HMI MODULES FOR PROPPER REPLACEMENT.
Associated Products (2)Associated Documents - June 8, 2016•Document ID: 10080686Service Bulletin/Repair InstructionsELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; ELECTRICAL SYSTEM:WIRING
- Mfr Comm. #:
- PIT5311B
- Date Added:
- September 21, 2016
- Manufacturer:
- GMC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE AN INTERMITTENT "CHECK TRAILER WIRING" OR "SERVICE TRAILER BRAKE" MESSAGE ON THE DRIVER INFORMATION CENTER. TECHNICIAN WILL INSPECT AND CLEAN THE GROUND WIRE (NORMALLY WHITE WIRE) CONNECTION ON THE TRAILER SIDE OF THE 7-PIN CONNECTOR. INSPECT THAT THE WIRES INSIDE THE TRAILER SIDE CONNECTOR ARE CLEAN AND SECURELY FASTENED. IF THE VEHICLES 7-WAY CONNECTOR SOCKET TERMINALS ARE DEFORMED OR HAVE EXCESSIVE WEAR, IT WILL BE NECESSARY TO REPLACE THE TRUCK SIDE CONNECTOR FROM GENERAL MOTORS CUSTOMER CARE AND AFTERSALES ALONG WITH THE TRAILER'S 7-WAY CONNECTOR PLUG.
Associated Products (15)Associated Documents