Corvette Action Center Knowledgebase

1968 Corvette: Engineering Service Letter: Upper Radiator Hose Alignment

Jul 1, 2014 1968 corvette, service bulletin, upper radiator hose, radiator hose, alignment, l79, 327 cu. in. 0 0 980 0/5 (0 Vote)

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

2009 Corvette: Service Campaign: OnStar System Inoperative

Jun 30, 2014 2009 corvette, service campaign, service bulletin, onstar, inoperative 0 0 1268 0/5 (0 Vote)

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

2008 - 2009 Corvette: Service Campaign: Missing Mercury Disposal Notice Label

Jun 30, 2014 2008 corvette, 2009 corvette, service campaign, service bulletin, mercury, label, disposal 0 0 640 0/5 (0 Vote)

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

2004 - 2008 Corvette: Service Campaign: Unwanted Repeat Calls to OnStar

Jun 30, 2014 2004 corvette, 2005 corvette, 2006 corvette, 2007 corvette, 2008 corvette, service bulletin, service campaign, onstar 0 0 872 0/5 (0 Vote)

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

2024 Corvette Z06: Service Bulletin: #N232413030: Service Update - Lack of Auto Park Function - (Mar 25, 2024)

Apr 2, 2024 2024 corvette, z06, 2024 z06, c8 z06, transmission, LT6 0 1 390 1/5 (1 Vote)

#N232413030: Service Update - Lack of Auto Park Function - (Mar 25, 2024) Subject: N232413030 — Lack of Auto Park Function Models: 2024 Chevrolet Corvette Release Date: March 2024 Revision: 00 ... Read More

2020 - 2021 Corvette: GM TechLink: Multiple Transmission DTCs Set

Mar 1, 2021 2020 corvette, 2021 corvette, techlink, tcm, transmission, dct, dtcs, tr-9080, trouble codes 0 3 5901 4/5 (2 Votes)

March 1, 2021 GM TechLink Some 2020 - 2021 Corvette models may have multiple DTCs set in the Transmission Control Module (TCM). The DTCs may be caused by an internal transmission solenoid or switch sticking due to debris in the DCT TR-9080... Read More

2020 Corvette: GM TechLink: DTCs Set in the TCM

Oct 30, 2020 2020 corvette, gm techlink, dtcs, tcm, transmission control module, check engine light, p1967, p1968 0 0 1802 5/5 (1 Vote)

2020 Corvette: DTCs Set in the TCM October 28, 2020GM TechLink Some 2020 Corvettes may have an illuminated Check Engine MIL and a reduced engine power message on the instrument cluster with no noticeable performance issues. DTCs P1967 (Serial Data... Read More

2018 - 2019 Corvette: GM TechLink: Delayed Transmission Engagement

Oct 1, 2020 2018 corvette, 2019 corvette, clutch, transmission, gm techlink, 8l90, 8l45, delayed engagement, slipping, harsh engagement 0 0 1929 5/5 (1 Vote)

Delayed Transmission Engagement September 30, 2020GM TechLink Some 2018 - 2019 ATS, CTS, CT6, Corvette; 2018 - 2020 Express; 2018 - 2021 Camaro, Colorado, Silverado, Canyon, Savana, Sierra; and 2021 CT4 models equipped with the 8L45 or 8L90 8-speed... Read More

2014 - 2019 Corvette: GM TechLink: Warble Sound from Rear of Vehicle

Aug 25, 2020 2014 corvette, 2015 corvette, 2016 corvette, 2017 corvette, 2019 corvdette, gm techlink, transmission, rpo m5u, m5u, differential, rear differential, warble, differential cover, bushing 0 1 4225 3.5/5 (4 Votes)

Warble Sound from Rear of Vehicle July 30, 2020GM TechLink Some 2014 - 2019 Corvette models equipped with the 6.2L V8 engine (RPO LT1) and 8L90 automatic transmission (RPO M5U) may have a warble-type sound coming from the rear of the vehicle with... Read More

2020 Corvette Stingray Track Preparation

Jun 26, 2020 2020 corvette, track prep, track preparation, z51, track settings, racing, corvette racing, driver mode, ptm settings, dct transmission, dct fluid, brakes, brake fluid 0 0 1124 0/5 (0 Vote)

2020 Corvette Stingray Track Preparation May 29, 2020GM TechLink The all-new 2020 Corvette Stingray is the fastest and most powerful entry-level Corvette ever produced. It's mid-engine proportions and rear weight bias along with a race car-like view... Read More

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