Corvette Action Center Knowledgebase

1958 - 1959 Corvette: Service Bulletin: Vacuum Modulation System Inspection

Aug 3, 2014 1958 corvette, 1959 corvette, service bulletin, vacuum, modulation, system, inspection, powerglide, turboglide, transmission 0 0 726 3/5 (1 Vote)

Subject: Vacuum Modulation System InspectionModel and Year: 1958-1959 Powerglide and 1957 Thru 1959 Turboglide TransmissionsSource: Chevrolet Technical Service BulletinBulletin Number: DR #411, Section VIIDate: July 22, 1959 TO: ALL CHEVROLET... Read More

1982 - 1984 Corvette: Service Bulletin: High, Rough, Unstable Idle Vacuum Leak

Aug 1, 2014 1982 corvette, 1984 corvette, service bulletin, high, rough, unstable, idle, vacuum leak, tbi, cover plate, gasket 0 1 3079 4.67/5 (3 Votes)

Subject: HIGH, ROUGH, UNSTABLE IDLE VACUUM LEAK Model and Year: 1982-83 CAMARO, 1982-84 CORVETTESource: Chevrolet Service BulletinBulletin Number: 84-30 - (11/11/1983) High, rough, or unstable idle condition may be caused by vacuum leaks by the TBI... Read More

1995 Corvette: Recall: Distributor Vacuum Vent Harness

Jul 26, 2014 1995 corvette, recall, campaign, distributor, vacuum vent, harness, lt1, rpo lt1, power steering, pulley 0 0 1154 0/5 (0 Vote)

Subject: Product Campaign: Distributor Vacuum Vent HarnessModel and Year: 1995 Chevrolet CorvetteSource: Chevrolet Dealer CampaignBulletin Number: 95-C-38To: All Chevrolet/Geo DealersGeneral Motors has decided that certain 1995 Chevrolet Corvettes... Read More

1990 - 1995 Corvette ZR-1: Technical Article: LT5 Secondary Port Operation & Vacuum Diagnosis

Jul 24, 2014 1990 corvette, 1991 corvette, 1992 corvette, 1993 corvette, 1994 corvette, 1995 corvette, zr-1, corvette zr-1, lt5 engine, secondary port, operation, vacuum, diagnosis, tech article, technical article 1 2 5380 5/5 (3 Votes)

LT5 Secondary Port Operation & Vacuum Diagnosis by Robert Loszewski Copyright 2001 Before getting into diagnosing the LT5 engine's secondary port vacuum system, I thought it would be a good idea to take this opportunity to clear up a few... Read More

Technical Article: Timing and Vacuum Advance 101

Jul 15, 2014 tech article, technical article, john hinckley, vacuum advance, how-to, how to, timing, distributor, spark timing, calibration 0 4 1830 5/5 (2 Votes)

By John HinckleyUsed here with permission.Copyright John HinckleyIn this day and age, when modern automotive powertrains are computer-controlled and engines don’t even HAVE distributors any more, the knowledge of what distributors did and how... Read More

2020 - 2021 Corvette: Service Bulletin: #20-NA-042: Fuel Gauge May Intermittently Display Erratic and/or Empty Readings, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0462 Set - (May 5, 2021)

May 10, 2021 2020 corvette, 2021 corvette, erratic fuel gauge, erratic fuel reading, dtc p0462, fuel tank level sensor, ecm, 20-NA-042 0 0 3584 0/5 (0 Vote)

#20-NA-042: Fuel Gauge May Intermittently Display Erratic and/or Empty Readings, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0462 Set - (May 5, 2021) Subject: Fuel Gauge May Intermittently Display Erratic and/or Empty Readings,... Read More

2020 Corvette: Service Bulletin: #20-NA-042: Fuel Gauge May Intermittently Display Erratic and/or Empty Readings, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0462 Set

Oct 20, 2020 2020 corvette, fuel gauge, erratic fuel gauge, mil, empty fuel, fuel tank, fuel level, fuel sensor 0 1 2295 0/5 (0 Vote)

#20-NA-042: Fuel Gauge May Intermittently Display Erratic and/or Empty Readings, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0462 Set - (Oct 19, 2020) Subject: Fuel Gauge May Intermittently Display Erratic and/or Empty Readings,... Read More

2005 - 2013 Corvette: Service Bulletin: #PIC5049A: Fuel Tank Hard to Fill Or Displays 1/2 Tank After Filling - (Oct 22, 2012)

Mar 14, 2017 2005 corvette, 2006 corvette, 2007 corvette, 2008 corvette, 2009 corvette, 2010 corvette, 2011 corvette, 2012 corvette, 2013 corvette, c6 corvette, service bulletin, fuel tank, 12/tank, fuel gauge 0 0 794 0/5 (0 Vote)

#PIC5049A: Fuel Tank Hard to Fill Or Displays 1/2 Tank After Filling - (Oct 22, 2012) Subject: Fuel Tank Hard to Fill Or Displays 1/2 Tank After Filling Models: 2004 - 2009 Cadillac XLR 2005 - 2013 Chevrolet Corvette This PI... Read More

2007 - 2013 Corvette: Service Bulletin: 15682 Primary Tank Module Flange Fuel and Vapor Leaks - Revised

Aug 12, 2016 2007 corvette, 2008 corvette, 2009 corvette, 2010 corvette, 2011 corvette, 2012 corvette, 2013 corvette, service bulletin, fuel tank, flange, vapor, fuel droplets, fuel gauge, fuel pump 0 2 1377 5/5 (1 Vote)

Special Coverage Adjustment 15682 Primary Tank Module Flange Fuel and Vapor Leaks Reference Number: N150682 Release Date: August 2016 GWM Number: 2015682 Revision: 01 Revision Description: This bulletin is being revised to accurately depict the... Read More

2014 - 2016 Corvette: GM TechLink: Digital Angle Gauge Required for Corvette Rear Wheel Alignment

Jun 18, 2016 2014 corvette, 2015-corvette, 2016 corvette, gm techlink, digital angle, gauge, rear wheel, caster, alignment, caster angle 0 0 3009 0/5 (0 Vote)

Subject: Digital Angle Gauge Required for Corvette Rear Wheel Alignment Model and Year: 2014 - 2016 Corvette, Source: GM TechLink Page Number: NA Date: June 3, 2016 As... Read More

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