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Service bulletins for the 2015 GMC Yukon

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

2691 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIC61702017-03-17. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS NEED TO DIAGNOSE AND REPAIR VEHICLE THAT MAY HAVE A CONCERN WITH NAVIGATION ICON NOT SHOWING THE CORRECT LOCATION THEN JUMPING TO THE CORRECT LOCATION. THE POSITION INDICATOR MAY SHOW THE VEHICLE TURNING IN THE OPPOSITE DIRECTION OR MAY SHOW THE VEHICLE TRAVELING OFF THE ROAD. TECHNICIAN WILL INSPECT THE HUMAN MACHINE INTERFACE MOUNTING. FOLLOW SERVICE INFORMATION FOR THE CORRECT ORIENTATION OF THE HUMAN MACHINE INTERFACE.
PIT53672017-03-16. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A BLANK DISPLAYS, FLASHING DISPLAYS, “ERROR OR UPDATE FAILED MESSAGES”, NAVIGATION MAP NOT LOADING, BLUETOOTH OR USB CONCERNS. TECHNICIAN SHOULD INSPECT THE USB/SD CARD PORT FOR A SD CARD OR A DEVICE PLUG INTO ANY OF THE USB PORTS.
PIT5365A2017-03-16. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW THE RADIO DISPLAY GETS THE AIR AMBIENT TEMPERATURE. ON 1500 SERIES TRUCKS AND ALL SPORT UTILITY VEHICLE WITH REGULAR PRODUCTION OPTION CODE IO3 RADIO THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE ENGINE CONTROL MODULE AND THEN THE SIGNAL GOES ON HIGH SPEED LOCAL AREA NETWORK TO THE BODY CONTROL MODULE FROM THERE ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO. ON 1500 SERIES TRUCKS AND ALL SPORT UTILITY VEHICLE WITH REGULAR PRODUCTION OPTION CODE IO4, IO5, OR IO6 THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE ENGINE CONTROL MODULE AND THEN THE SIGNAL GOES ON HIGH SPEED LOCAL AREA NETWORK TO THE BODY CONTROL MODULE FROM THERE ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO THEN MOST 50 BUS TO THE HUMAN MACHINE INTERFACE. ON 2500/3500 SERIES TRUCKS PRODUCTION OPTION CODE IO3 RADIO THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE INSTRUMENT PANEL CLUSTER AND THEN THE SIGNAL GOES ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO. ON 2500/3500 SERIES TRUCKS PRODUCTION OPTION CODE IO4, IO5, OR IO6 RADIO THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE INSTRUMENT PANEL CLUSTER AND THEN THE SIGNAL GOES ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO THEN MOST 50 BUS TO THE HUMAN MACHINE INTERFACE.
PIT53652017-03-16. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW THE RADIO DISPLAY GETS THE AIR AMBIENT TEMPERATURE. ON 1500 SERIES TRUCKS AND ALL SPORT UTILITY VEHICLE WITH REGULAR PRODUCTION OPTION CODE IO3 RADIO THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE ENGINE CONTROL MODULE AND THEN THE SIGNAL GOES ON HIGH SPEED LOCAL AREA NETWORK TO THE BODY CONTROL MODULE FROM THERE ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO. ON 1500 SERIES TRUCKS AND ALL SPORT UTILITY VEHICLE WITH REGULAR PRODUCTION OPTION CODE IO4, IO5, OR IO6 THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE ENGINE CONTROL MODULE AND THEN THE SIGNAL GOES ON HIGH SPEED LOCAL AREA NETWORK TO THE BODY CONTROL MODULE FROM THERE ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO THEN MOST 50 BUS TO THE HUMAN MACHINE INTERFACE. ON 2500/3500 SERIES TRUCKS PRODUCTION OPTION CODE IO3 RADIO THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE INSTRUMENT PANEL CLUSTER AND THEN THE SIGNAL GOES ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO. ON 2500/3500 SERIES TRUCKS PRODUCTION OPTION CODE IO4, IO5, OR IO6 RADIO THE AMBIENT AIR TEMPERATURE SENSOR IS HARD WIRED TO THE INSTRUMENT PANEL CLUSTER AND THEN THE SIGNAL GOES ON LOW SPEED LOCAL AREA NETWORK TO THE RADIO THEN MOST 50 BUS TO THE HUMAN MACHINE INTERFACE.
PIT5312A2017-03-16. Service bulletin. STEERING:COLUMN. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE A GRIND, POP, SHUDDER OR BIND FEELING/NOISE IN THE STEERING COLUMN WHEN TURNING LEFT OR RIGHT. TECHNICIAN WILL INSPECT FOR THE LOWER COLUMN BEARING TO BE OUT OF POSITION AND THE UPPER INTERMEDIATE STEERING SHAFT TO LOWER COLUMN SHAFT BOLT AND NUT MAY BE CONTACTING THE INHIBITOR/SHIFTIER CABLE BRACKET. TECHNICIAN WILL REPLACE THE STEERING COLUMN FOR THIS CONCERN.
PIP52612017-03-16. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A HIGH PITCHED WHINE NOISE FROM THE VEHICLE NOTICED WHEN DRIVING IN AUTO 4WD. WHEN THE TRANSFER CASE CONTROL MODULE HAS TO MOVE THE TRANSFER CASE ACTUATOR MOTOR THE HIGHER CURRENT PASSING THROUGH THE MODULE CAUSES AN "ELECTRONIC BUZZ OR WHINE" WITHIN SOME OF THE CAPACITORS IN THE MODULE THAT CAN BE HEARD BY SOME OF OUR CUSTOMERS. THIS CAN ONLY BE HEARD WITH ALL ACCESSORIES AND HVAC OFF AND ONLY WHEN ACTUATOR MOVEMENT IS REQUIRED. THIS DOES NOT INDICATE A CONCERN WITH THE MODULE AND SHOULD NOT BE REPLACED TO ADDRESS THIS CONCERN.
PIP52592017-03-16. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A SERVICE ENGINE SOON WITH DIAGNOSTIC TROUBLE CODE P0300 AND AN ENGINE MISFIRE. TECHNICIAN WILL NEED TO INSPECT THE VALVE OPERATION, IF THE VALVE OR VALVES ARE NOT MOVING THE ACTIVE FUEL MANAGEMENT LIFTERS AND GUIDE ON THE BANK WITH THE CONCERN AND THE OIL PUMP AND OIL PAN ASSEMBLY SHOULD BE REPLACED.
PIP5223B2017-03-15. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE E92 ECM RESTRICTION PART NUMBER 12662034 WILL BE PLACED ON RESTRICTION THROUGH THE GENERAL MOTORS PRODUCT QUALITY CENTER. DEALER WILL NEED TO CONTACT GENERAL MOTORS PRODUCT QUALITY CENTER FOR FURTHER ASSISTANCE.
PIP5213A2017-03-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE LCT1000 6 SPEED ALLISON AUTOMATIC TRANSMISSION IS ON RESTRICTION THROUGH GENERAL MOTORS PRODUCT QUALITY CENTER. DEALER WILL NEED TO CALL GENERAL MOTORS PRODUCT QUALITY CENTER FOR FURTHER ASSISTANCE.
14-07-30-0012017-03-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS INFORMATION BULLETIN PROVIDES A PROCEDURE FOR THE TECHNICIANS TO PERFORM A TRANSMISSION RE-LEARN TO CORRECT A CUSTOMER CONCERN OF LOW MILAGE HARSH SHIFTING.
PIC6049B2017-03-14. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE WIRELESS CHARGING MODULE HAS BEEN PLACED ON RESTRICTION THROUGH THE GENERAL MOTORS TECHNICAL ASSISTANCE CENTER. DEALER WILL NEED TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE. CUSTOMER MAY STATE THAT THE PHONE DOES NOT CHARGE, CHARGES SLOW, MOVES OUT OF CHARGING SPOT, OR CHARGES INTERMITTENTLY. TECHNICIAN WILL NEED TO GATHER INFORMATION FROM THE CUSTOMER. THE INFORMATION NEEDED MAKE, MODEL, AND WIRELESS CHARGING BACK COVER MODEL. DOES CUSTOMER CURRENTLY USES WIRELESS CHARGING AT HOME AND /OR OFFICE, IF SO WHAT BRAND. IS THE PHONE BLUETOOTH PAIRED TO THE VEHICLE? DOES CUSTOMER RUN APPLICATIONS FROM THE PHONE? IF IT IS A ATS OR CTS CUSTOMER ARE THEY AWARE OF THE VEHICLE’S HEATER-VENT-AIR CONDITIONING COOLING THE PHONE WHEN IT IS ON IT EXTENDS TIME PHONE WILL CHARGE. ALSO IS THE COVER BEING USED FROM THE PHONE PROVIDER? WHEN THE TECHNICIAN CALLS GENERAL MOTORS TECHNICAL ASSISTANCE CENTER SELECT THE ELECTRICAL PROMPT.
PIC3278F2017-03-14. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. TECHNICIAN WILL NEED TO DETERMINE WHAT TYPE OF CALL THE CUSTOMER IS HAVING THAT IS UNWANTED. THE VEHICLE MAY RECEIVE AN INCOMING CALL JUST LIKE ANY OTHER PHONE. TYPICALLY THE CUSTOMER WILL HEAR THE PHONE RINGING IN THE VEHICLE. THIS SCENARIO ALSO INCLUDES INCOMING BLUETOOTH CALLS. ONE TYPE OF UNWANTED CALL CAN BE MADE IF THE KEY PAD IS FAULTY THE ONSTAR SYSTEM WILL TRY TO MAKE A BLUE BUTTON CALL FOR SHORTED VOLTAGE IN THE CIRCUITS. THE ONSTAR MODULE COULD HAVE AN INTERNAL FAULT AND PRODUCE A PHONE UNAVAILABLE AUDIO MESSAGE ALSO IT MAY HAVE A DIAGNOSTIC TROUBLE CODE U1500 OR B1000. REFER TO DIAGNOSTICS FOR THE DIAGNOSTIC TROUBLE CODE MAKING SURE TO FOLLOW ANY APPLICABLE BULLETINS OR PRELIMINARY INFORMATION SHEETS. A GREADYH OR GONSTAR READYH AUDIO MESSAGE HEARD WHILE DRIVING. IN SOME CASES IT HAS BEEN FOUND THAT THE CUSTOMER IS INADVERTENTLY PRESSING THE PUSH TO TALK BUTTON ON THE STEERING WHEEL CONTROLS. ON RARE OCCASIONS, OTHER ISSUES IN THE STEERING COLUMN OR STEERING WHEEL CONTROL SYSTEM MAY INDUCE THIS CONCERN.
PIE0350C2017-03-13. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THIS 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.
PI13052017-03-09. Service bulletin. EQUIPMENT. THIS PRELIMINARY BULLETIN IS TO INFORM DEALERSHIP PERSONNEL THAT THE ORIGINAL EQUIPPED FASCIA DOES NOT HAVE THE PROPER CLOSE-OUT TO ACCOMMODATE THE ACCESSORY TOW HOOKS.
G-1947842017-02-24. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. 14126 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE INSTRUMENT PANEL CLUSTER ON CERTAIN VEHICLES. ALSO INVOLVED ARE CERTAIN 2015 MY CHEVROLET SUBURBAN, TAHOE AND GMC YUKON VEHICLES. THESE VEHICLES MAY HAVE AN ODOMETER READING AT “PEEK IN” (I.E. DRIVER INFORMATION CENTER (DIC) SCREEN WHEN THE VEHICLE IS IN THE OFF POWER MODE BUT THE CLUSTER IS AWAKENED BY OPENING THE CAR DOOR OR USING THE KEY FOB) DOES NOT MATCH THE SEASON ODOMETER READING WHEN THE VEHICLE IS IN THE RUN POWER MODE. THE TRIP A/B AND FUEL ECONOMY DISPLAYS MAY ALSO BE INCORRECT. THIS CONDITION OCCURS, WHEN THE VEHICLE SITS FOR AN EXTENDED PERIOD OF TIME AND, NORMAL PARASITIC CURRENT DRAWS DEPLETE THE BATTERY STATE OF CHARGE TO LESS THAN 12 VOLTS AND, THE VEHICLE IS IN THE OFF POWER MODE WHEN THE CLUSTER IS AWAKENED AS DESCRIBED ABOVE.
G-1933602017-02-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14212 - CUSTOMER SATISFACTION. CERTAIN VEHICLES MAY HAVE INACCURATE TOWING CAPACITY VALUES REPORTED IN THE OWNER’S MANUAL. USE OF HIGHER THAN RECOMMENDED MAXIMUM TRAILER WEIGHT COULD RESULT IN A POWERTRAIN COOLING SYSTEM OVERHEAT CONDITION IF OPERATING THE VEHICLE UNDER CERTAIN HIGH AMBIENT TEMPERATURE AND ROAD GRADE CONDITIONS. DEALERS ARE TO PLACE A COPY OF AN UPDATED TOWING CAPACITY TABLE SUPPLEMENT IN THE OWNER MANUAL. GM WILL MAIL THE SUPPLEMENT TO CUSTOMERS OF RECORD.
G-1958782017-02-23. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. 14126A - SERVICE UPDATE (REVISED PROGRAMMING INFORMATION). THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE INSTRUMENT PANEL CLUSTER ON CERTAIN VEHICLES. THESE VEHICLES MAY HAVE AN ODOMETER READING AT “PEEK IN” (I.E. DRIVER INFORMATION CENTER (DIC) SCREEN WHEN THE VEHICLE IS IN THE OFF POWER MODE BUT THE CLUSTER IS AWAKENED BY OPENING THE CAR DOOR OR USING THE KEY FOB) DOES NOT MATCH THE SEASON ODOMETER READING WHEN THE VEHICLE IS IN THE RUN POWER MODE. THE TRIP A/B AND FUEL ECONOMY DISPLAYS MAY ALSO BE INCORRECT. THIS CONDITION OCCURS, WHEN THE VEHICLE SITS FOR AN EXTENDED PERIOD OF TIME AND, NORMAL PARASITIC CURRENT DRAWS DEPLETE THE BATTERY STATE OF CHARGE TO LESS THAN 12 VOLTS AND, THE VEHICLE IS IN THE OFF POWER MODE WHEN THE CLUSTER IS AWAKENED AS DESCRIBED ABOVE.
14126B2017-02-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 14126B - SERVICE UPDATE (REVISED PROGRAMMING INFORMATION). THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE INSTRUMENT PANEL CLUSTER ON CERTAIN VEHICLES. THESE VEHICLES MAY HAVE AN ODOMETER READING AT “PEEK IN” (I.E. DRIVER INFORMATION CENTER (DIC) SCREEN WHEN THE VEHICLE IS IN THE OFF POWER MODE BUT THE CLUSTER IS AWAKENED BY OPENING THE CAR DOOR OR USING THE KEY FOB) DOES NOT MATCH THE SEASON ODOMETER READING WHEN THE VEHICLE IS IN THE RUN POWER MODE. THE TRIP A/B AND FUEL ECONOMY DISPLAYS MAY ALSO BE INCORRECT. THIS CONDITION OCCURS, WHEN THE VEHICLE SITS FOR AN EXTENDED PERIOD OF TIME AND, NORMAL PARASITIC CURRENT DRAWS DEPLETE THE BATTERY STATE OF CHARGE TO LESS THAN 12 VOLTS AND, THE VEHICLE IS IN THE OFF POWER MODE WHEN THE CLUSTER IS AWAKENED AS DESCRIBED ABOVE.
155772017-02-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:LABELS. 15577 - CUSTOMER SATISFACTION PROGRAM (MESSAGE ONLY INSTRUCTING DEALERS OF PROCESS TO ORDER MISSING LABELS). SOME VEHICLES HAVE AN INCORRECT ELECTRICAL CIRCUIT LABEL ON THE INSTRUMENT PANEL LEFT END CAP COVER THAT SHOWS FOUR INCORRECT FUSE POSITIONS. THIS CONDITION COULD LEAD TO SERVICE CONFUSION, AND POSSIBLE IMPROPER FUSE INSTALLATION. FUSES PROTECT WIRING CIRCUITS, AND IF A HIGHER THAN REQUIRED FUSE IS INSTALLED, THE CIRCUIT WIRE MAY FAULT OPEN OR INCREASED RISK OF FIRE MAY RESULT.
146162017-02-02. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 14616 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE TRANSFER CASE CONTROL MODULE ON CERTAIN VEHICLES EQUIPPED WITH RPO NQH TRANSFER CASE. THESE VEHICLES MAY EXHIBIT A SERVICE 4WD MESSAGE WHEN STARTING THE VEHICLE AFTER IT HAS BEEN TURNED OFF WITH THE TRANSFER CASE CONTROL KNOB SET IN AUTO 4WD.
14450A2017-02-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. 14450A - SERVICE UPDATE (REVISED TO INCLUDE NON-EXPORT VEHICLES). THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO INSPECT THE AIR CONDITIONING REFRIGERANT WARNING LABEL ON CERTAIN VEHICLES. IF THE LABEL IS INCORRECT, THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPLACE THE LABEL, INSPECT THE AIR CONDITIONING REFRIGERANT CHARGE, AND ADJUST THE AIR CONDITIONING REFRIGERANT CHARGE. IN EXTREMELY HIGH AMBIENT TEMPERATURES, POOR AIR CONDITIONING PERFORMANCE MAY BE EXPERIENCED IF THE AIR CONDITIONING SYSTEM WAS OVERCHARGED AT THE ASSEMBLY PLANT AS A RESULT OF THE INCORRECT LABEL.
148762017-02-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 14876 - SERVICE UPDATE. ON CERTAIN VEHICLES EQUIPPED WITH 8-SPEED AUTOMATIC TRANSMISSION (M5U), THE CUSTOMER MAY COMPLAIN ABOUT HARSH SHIFTING. THIS CAN OCCUR IF THE VEHICLE EXPERIENCED MULTIPLE TRANSMISSION REPROGRAMMING EVENTS DURING MANUFACTURING, CAUSING THE CALIBRATION TO OVER-ADJUST THE SHIFT PARAMETERS. THIS BULLETIN PROVIDES A SERVICE ADAPTIVE LEARN PROCEDURE THAT SHOULD BE RUN TO RESET THE CALIBRATION TO THE BASELINE PARAMETERS.
151832017-02-02. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. "15183 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPAIR THE DRIVER’S SIDE FRONT ROOF DITCH MOLDING ON CERTAIN VEHICLES. THESE VEHICLES MAY EXHIBIT A WATER LEAK ORIGINATING FROM THE DRIVER’S SIDE FRONT ROOF DITCH MOLDING. WATER INTRUSION INTO THE PASSENGER COMPARTMENT COULD WET THE HEADLINER, A-PILLAR MOLDING AND CARPET, POTENTIALLY CAUSING STAINING, MOLD AND MILDEW SMELL."
151782017-02-01. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. 15178 - SERVICE UPDATE (DRIVE AUDIT MESSAGE ONLY). GENERAL MOTORS HAS DECIDED THAT CERTAIN VEHICLES EQUIPPED WITH 8-SPEED TRANSMISSION (RPO M5U) MAY HAVE TRANSMISSION GEAR WHINE NOISE. TO ADDRESS THIS CONDITION WE WILL BE RELEASING SERVICE UPDATE BULLETIN 15178 AS SOON AS A SUFFICIENT QUANTITY OF REPLACEMENT PARTS IS AVAILABLE. IT IS ESTIMATED THAT ONLY 5% OF THE INVOLVED VEHICLES WILL REQUIRE REPAIR.
143002017-02-01. Service bulletin. LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK. 14300 - SERVICE UPDATE (SUSPEND REPAIRS MESSAGE ONLY). UNTIL FURTHER NOTICE, DEALERS ARE TO SUSPEND ALL REPAIRS FOR SERVICE UPDATE 14300.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.