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Subject:   Rear Bumper Cover Wavy Model and Year:   1977 - 1978 Corvette Source:   Chevrolet Dealer Service Bulletin Number:   78-T-42 Section:   XIV Date:   July 1978 TO:  ALL CHEVROLET... Read More

Subject:  1965 Corvette 396-425 H.P. RPO L-78 Incorrect BuildModel and Year: 1965 Corvette - 396-425 H.P. RPO L-78Date:  T.N. No. 6 - May 17, 1965 STEERING - SECTION IX ESL'sCORVETTE WITH 396 MARK IV ENGINES SHOULD NOT INCORPORATE THE... Read More

Note:  Product Engineering bulletins like the one listed below went to Chevrolet Zone Offices located in various states across the United States, and did not get entered into the Chevrolet dealer Bulletin system. Subject:  Drive Line ... Read More

Subject:  Upper Radiator Hose AlignmentModel and Year: 1968 Corvette Base or L-79 327 cu. in. EngineDate:  December 1967 - January 1968 UPC VI - ENGINE E.S.L. - ContinuedUPPER RADIATOR HOSE ALIGNMENT - 1968 Corvette Base or L-79 327 cu. in... Read More

08259A - OnStar System Inoperative Service Campaign Bulletin Reference Number(s): 08259A Date of Issue: November 06, 2008 Affected Model(s): 2009 Corvette CONDITION Certain 2009 Corvette vehicles may have an OnStar module with a component that was... Read More

08386 - Missing Mercury Disposal Notice Label Service Campaign Bulletin Reference Number(s): 08386 Date of Issue: April 28, 2009 Affected Model(s): 2008 - 2009 Corvette CONDITION Certain 2008 - 2009 Corvette vehicles, registered in Connecticut,... Read More

10037B - Unwanted Repeat Calls to OnStar Service Campaign Bulletin Reference Number(s): 10037B Date of Issue: May 13, 2011 Affected Model(s): 2004-2008 Chevrolet Corvette CONDITION Certain 2002-2009 model-year vehicles equipped with OnStar may have a... Read More

#N212332820: Service Update - Unable to Access Apps - (Jun 9, 2021) Subject:  N212332820 — Unable to Access Apps Models:  2021 Cadillac XT4 2021 Chevrolet Corvette 2021 Chevrolet Silverado 1500 2021 GMC Sierra 1500 ... Read More

The 2020 - 2021 Corvette Stingray features two brake options. RPO JL9 is the base brake system and the heavy-duty RPO J55 brake system is standard on all models with the Z51 Performance Package. (Fig. 8) The high performance brakes of the J55 system... Read More

Internal Transmission Faults Not Serviceable at the Dealership April 13, 2021 GM TechLink A Service Transmission message or a Service Engine Soon message may be displayed on the Driver Information Center of some 2020-2021 Corvettes equipped with the... Read More