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Service bulletins for the 2015 Chevrolet Corvette

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.

1823 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIC5453B2017-04-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT GENERAL MOTORS AND GENERAL MOTORS OF CANADA COMPANY DO NOT SUPPORT CROSS BORDER SALES. THE GENERAL MOTORS OF CANADA CUSTOMER CARE CENTRE IS THE SOLE AUTHORIZED PROVIDER OF A CERTIFICATION CONFIRMATION LETTER WHICH HELPS OUR CUSTOMERS IDENTIFY IF THEIR VEHICLES MEETS THE REQUIRED USA REGULATORY STANDARDS NECESSARY FOR IMPORTATION INTO THE USA.
PIT4720D2017-03-22. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT AFTER REPLACING THE INSTRUMENT PANEL CLUSTER THE EXCHANGE CENTER IS UNABLE TO PROGRAM THE ACTUAL MILEAGE ON THE ODOMETER OR THE ACTUAL MILEAGE IS UNKNOWN. DEALER WILL NEED TO FOLLOW DEALER TO THE GENERAL MOTORS SERVICE POLICIES AND PROCEDURES MANUAL SECTION 5.2.4 ODOMETER SERVICING.
PIP53752017-03-22. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN REAR WHEEL DRIVE MANUAL TRANSMISSIONS HAVE BEEN PLACED ON RESTRICTION. DEALER WILL NEED TO CONTACT GENERAL MOTORS PRODUCT QUALITY CENTER FOR FURTHER ASSISTANCE.
PIP5248B2017-03-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS NEED TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE STALLING SHUDDER AND/OR HARD SHIFTING INTO 1ST GEAR OR REVERSE VIBRATION ON LAUNCH (WITH EXCESSIVE CRANKSHAFT END PLAY). TECHNICIAN WILL TEST TO DETERMINE IF THE CRANK SHAFT END PLAY IS WITHIN SPECIFICATION 0.0015–0.0086 INCH. IF END PLAY IS FOUND TO BE OUT OF SPECIFICATION, REMOVE ENGINE AND INSPECT FOR POSSIBLE CRANKSHAFT THRUST BEARING AND/OR CRANKSHAFT FOR WEAR. INSPECT THRUST BEARING FOR WEAR ON ONE SIDE AND CRANKSHAFT ON THAT “MATING” SURFACE. IF THE THRUST BEARING HAS THREE VERTICAL CHANNELS WORN OFF REPLACE CONNECTING ROD BEARINGS, MAIN BEARINGS, THRUST BEARING AND CRANKSHAFT. IF WORKING ON A CORVETTE THE OIL TANK WITH LINES AND OIL COOLER ARE BOTH REQUIRED TO BE REPLACED IF EQUIPPED.
PIP5230C2017-03-21. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN BEFORE REPLACING THE CRANKSHAFT TO REVIEW THE FOLLOWING. DEALER SHOULD COMPLETE THE SERVICE INFORMATION DIAGNOSTICS AND THE COST COMPARISON WORKSHEET FOR ASSEMBLY REPAIR VS REPLACEMENT. TECHNICIAN WILL USE THE LATEST VERSION OF 09-06-04-026G TO VERIFY THE ECM CALIBRATION IS NOT AN AFTERMARKET CALIBRATION. IF THE CUSTOMER PREFERS TO KEEP THE ORIGINAL NUMBERS MATCHING ENGINE PLEASE CALL TAC FOR REPAIR DIRECTION.
PIP5226A2017-03-21. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT FINDING NEEDLE BEARINGS DURING AN OIL CHANGE. TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. ONLY REPLACE THE ROLLER ROCKER THAT IS MISSING NEEDLE BEARINGS. BE SURE TO CLEAN THE OIL DRAINS TO RETRIEVE THE NEEDLE BEARINGS. EACH ROLLER ROCKER HAS 66 BEARINGS.
PIP5189A2017-03-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT MAY HAVE BLACK SMOKE ON A COLD START. A DUAL-PULSE INJECTION STRATEGY IS UTILIZED DURING ENGINE COLD START TO REDUCE THE TIME REQUIRED TO BRING THE CATALYTIC CONVERTER UP TO OPERATING TEMPERATURE. THIS SPLIT INJECTION STRATEGY LASTS FOR ABOUT 60 SECONDS ON COLD START. THIS PROCESS MAY CAUSE THE CUSTOMER TO SEE INCREASED BLACK SMOKE DURING COLD START AND SHOULD BE CONSIDERED NORMAL.
PIP5130G2017-03-20. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN HOW TO DIAGNOSE AND REPAIR A VEHICLE WITH AN ENGINE THAT RUNS WITH AN INTERMITTENT CRANK NO START WITH A DIAGNOSTIC TROUBLE CODE P0011 OR P00C6 CURRENT OR HISTORY. THE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE MAY BE STICKING OR BINDING CAUSING THE VALVE TIMING TO BE RETARDED. DEALER WILL NEED TO CYCLE THE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BY ENERGIZING IT USING GLOBAL DIAGNOSTIC SYSTEM 2.
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.
PIT3271G2017-03-16. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT CHANGING THE TIRE AND WHEEL SIZE ON VEHICLES. GENERAL MOTORS WILL ONLY SUPPORT A TIRE CALIBRATION FOR TIRES THAT HAVE BEEN SIZED, TESTED AND DESIGNED FOR THE VEHICLE IN QUESTION AND ITS APPLICATIONS. TECHNICIAN SHOULD NOT USE THE INFORMATION THAT IS PROVIDED BY THE ANTILOCK BRAKING SYSTEM TIRE SIZE SELECTION.
PIP52602017-03-16. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE THE ACTIVE REV MATCHING FEATURE TO BE INOPERATIVE. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODE P0731 STORED IN THE ENGINE CONTROL MODULE. TECHNICIAN SHOULD INSURE THE VEHICLE IS EQUIPPED WITH REGULAR PRODUCTION OPTION CODE MEL. DEALER SHOULD ASK THE CUSTOMER IF THEY NOTICED THIS CONCERN TO HAPPEN AFTER REVERSE OPERATION, IF YES THEN, NO FURTHER REPAIRS SHOULD BE PERFORMED. THE CURRENT ECM CALIBRATION CAN ALLOW THIS CODE TO FALSELY SET IN REVERSE AS THE REVERSE AND FIRST GEAR RATIOS ARE REAL CLOSE NUMERICALLY. ENGINEERING IS CURRENTLY WORKING ON A CORRECTION FOR THIS CONCERN.
PIP52482017-03-15. Service bulletin. EQUIPMENT; POWER TRAIN:MANUAL TRANSMISSION. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS NEED TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE STALLING SHUDDER AND/OR HARD SHIFTING INTO 1ST GEAR OR REVERSE VIBRATION ON LAUNCH (WITH EXCESSIVE CRANKSHAFT END PLAY). TECHNICIAN WILL TEST TO DETERMINE IF THE CRANK SHAFT END PLAY IS WITHIN SPECIFICATION 0.0015–0.0086 INCH. IF END PLAY IS FOUND TO BE OUT OF SPECIFICATION, REMOVE ENGINE AND INSPECT FOR POSSIBLE CRANKSHAFT THRUST BEARING AND/OR CRANKSHAFT FOR WEAR. INSPECT THRUST BEARING FOR WEAR ON ONE SIDE AND CRANKSHAFT ON THAT “MATING” SURFACE. IF THE THRUST BEARING HAS THREE VERTICAL CHANNELS WORN OFF REPLACE CONNECTING ROD BEARINGS, MAIN BEARINGS, THRUST BEARING AND CRANKSHAFT. THE OIL TANK WITH LINES AND OIL COOLER ARE BOTH REQUIRED TO BE REPLACED IF EQUIPPED.
PIP5230A2017-03-15. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN BEFORE REPLACING THE CRANKSHAFT TO REVIEW THE FOLLOWING. DEALER SHOULD COMPLETE THE SERVICE INFORMATION DIAGNOSTICS AND THE COST COMPARISON WORKSHEET FOR ASSEMBLY REPAIR VS REPLACEMENT. TECHNICIAN WILL USE THE LATEST VERSION OF 09-06-04-026G TO VERIFY THE ECM CALIBRATION IS NOT AN AFTERMARKET CALIBRATION. IF THE CUSTOMER PREFERS TO KEEP THE ORIGINAL NUMBERS MATCHING ENGINE PLEASE CALL TAC FOR REPAIR DIRECTION.
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.
PIC60612017-03-14. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS; SERVICE BRAKES, AIR:DISC:PADS. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT MAY HAVE A "CHANGE BRAKE PADS" MESSAGE THAT APPEARS IN THE DRIVER INFORMATION CENTER. TECHNICIAN WILL NEED TO INSPECT THE BRAKE PAD WEAR SENSOR HARNESS. DURING THE INSPECTION IF THE HARNESS IS FOUND DAMAGED IT WILL NEED TO BE REPLACED.
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.
PDR MESSAGE2017-02-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. PERFORMANCE DATA RECORDER MESSAGE. THE PERFORMANCE DATA RECORDER (UQT) IN THESE VEHICLES, WHEN USED IN VALET MODE, ALLOWS A CUSTOMER TO RECORD THE DRIVING OF THEIR CORVETTE WHEN THE VEHICLE IS NOT IN THEIR CONTROL. IN VALET MODE, THE PDR WILL ALSO RECORD ACTIVITY AND CONVERSATIONS THAT TAKE PLACE IN THE VEHICLE. TO HELP OUR CUSTOMERS USE THE PERFORMANCE DATA RECORDER (UQT) CONSISTENT WITH LEGAL REQUIREMENTS THAT PERTAIN TO AUDIO RECORDING DEVICES, WE WILL BE REQUIRING A VERY IMPORTANT UPDATE TO THE SYSTEM OF EACH AFFECTED VEHICLE. CUSTOMER'S SHOULD REFRAIN FROM USING THE VALET MODE UNTIL THE UPDATE IS AVAILABLE.
146282017-02-06. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. 14628 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO PERFORM A DRIVE AUDIT ON ALL VEHICLES IN INVENTORY THAT ARE EQUIPPED WITH AN 8 SPEED AUTOMATIC TRANSMISSION (M5U). A SMALL NUMBER OF TRANSMISSIONS MAY DEVELOP A CRACK IN THE TRIPLE CLUTCH HOUSING INTERNAL TO THE TRANSMISSION, LEADING TO NOISE, LOSS OF REVERSE GEAR, AND LIMITING THE DRIVER TO 3RD AND 4TH FORWARD GEARS. THE DRIVE AUDIT MUST BE COMPLETED BEFORE VEHICLE DELIVERY (AND IN ADDITION TO NORMAL PRE-DELIVERY INSPECTION ACTIVITIES) TO IDENTIFY VEHICLES WITH THE CONDITION. IF THE CONDITION IS FOUND, DEALERS ARE TO REPLACE THE TRANSMISSION UNDER THE EXISTING EXCHANGE PROGRAM, SEE PIP5200A FOR DETAILS.
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.
14395A2017-02-01. Service bulletin. ELECTRICAL SYSTEM. 14395A - CUSTOMER SATISFACTION PROGRAM (REVISED LABOR TIME). ON SOME 2015 MODEL YEAR BUICK ENCORE, LACROSSE, REGAL, AND VERANO; CADILLAC ATS, CTS, ELR, ESCALADE, SRX AND XTS; CHEVROLET COLORADO, CORVETTE, CRUZE, EQUINOX, IMPALA, MALIBU, SILVERADO, SONIC, SPARK, SS, SUBURBAN, TAHOE, TRAX, AND VOLT; AND GMC CANYON, SIERRA, TERRAIN, AND YUKON VEHICLES, A PERFORMANCE ISSUE WITH THE ONSTAR® MODULE MIGHT IMPACT THE VEHICLE'S BATTERY LIFE. THIS CAN CAUSE A DEAD BATTERY IF THE VEHICLE IS NOT STARTED FOR APPROXIMATELY 4 DAYS. THIS CONDITION CAN OCCUR EVEN IF THE ONSTAR® SYSTEM IS NOT ACTIVE. DEALERS ARE TO REPLACE THE ONSTAR® MODULE. IF THE CUSTOMER DOES NOT HAVE AN ACTIVE ONSTAR® SUBSCRIPTION, THE ONSTAR® MODULE IS TO BE DEACTIVATED AFTER REPLACEMENT.
15038 MESSAGE2017-01-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 15038 - DEALER MESSAGE ONLY. SELECT 2015 VEHICLES WILL RECEIVE A SOFTWARE DOWNLOAD VIA ONSTAR® TO UPDATE THE SOFTWARE FOR THE ELECTRONIC CLIMATE CONTROL (ECC) SYSTEM. THE UPDATE WILL BE PERFORMED ON DEALER INVENTORY VEHICLES, WITH THE UPDATE OCCURRING DURING THE NIGHT TIME HOURS OF 1AM TO 5AM EDT. UPDATES WILL BE ROLLED OUT TO THE INVENTORY STARTING 6/29/2015 AND COMPLETE BY END OF SEPTEMBER 2015. NO FURTHER ACTION IS REQUIRED BY THE DEALER. THIS UPDATE WILL TAKE APPROXIMATELY 15 MINUTES.
156672017-01-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 15667 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO CHECK AND ADJUST TRANSMISSION FLUID LEVELS ON THE VEHICLES LISTED ABOVE. THESE VEHICLES MAY EXPEL EXTRA TRANSMISSION FLUID OUT OF A VENT FITTING AND HOSE ON THE TOP OF THE TRANSMISSION.

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