Corvette Action Center Knowledgebase

1990 - 1991 Corvette: Service Bulletin: Hard Start on Hot Restart / Increased Idle Speed

Jul 24, 2014 1990 corvette, 1991 corvette, zr-1, corvette zr-1, service bulletin, hard start, hot restart, increased, idle, idle speed, lt5, lt5 engine, rpo lt5 0 0 986 5/5 (1 Vote)

Subject: HARD STARTING DURING A HOT RESTART, INCREASE IN IDLE SPEEDS, AND IDLE FLUCTUATION (REPLACE MEM-CAL) Model and Year: 1990-91 CHEVROLET CORVETTE WITH 5.7L ENGINE (VIN J - RPO LT5) AND MANUAL 6-SPEED TRANSMISSION (ML9)Source: Chevrolet Service... Read More

1990 - 1992 Corvette ZR-1: Service Bulletin: Engine Service Program

Jul 24, 2014 1990 corvette, 1991 corvette, 1992 corvette, zr-1, corvette zr-1, service bulletin, engine, service, program, lt5, lt5 engine, 92-228-6 0 0 1656 0/5 (0 Vote)

Subject: ENGINE SERVICE PROGRAM - LT5 5.7L CORVETTE ZR1 ENGINE (VIN CODE J)Model and Year: 1990-92 CORVETTE ZR1Source: Chevrolet Service BulletinBulletin Number: 92-228-6 - (06/01/1992) THIS BULLETIN CANCELS AND SUPERSEDES DEALER SERVICE BULLETIN NO.... 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 5381 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

1990 Corvette ZR-1: Campaign: Fuel Lines May Crack / Fuel Leak

Jul 24, 2014 1990 corvette, zr-1, corvette zr-1, campaign, recall, recall notice, fuel line, fuel lines, crack, fracture, fuel leak, lt5, lt5 engine, 90-C-10 0 0 843 0/5 (0 Vote)

Subject: CAMPAIGN: FUEL LINES MAY CRACK/FUEL LEAK Model and Year: 1990 CHEVROLET CORVETTES WITH LT5 ENGINESSource: Chevrolet Service BulletinBulletin Number: 90-C-10 - (01/30/1990) The National Traffic and Motor Vehicle Safety Act, as amended,... Read More

1992 Corvette ZR-1: Service Bulletin: Lack of Wide Open Throttle Engine Underpower

Jul 24, 2014 1992 corvette, zr-1, corvette zr-1, wot, wide open throttle, under power, lt5 engine, abs, asr 0 0 1509 5/5 (1 Vote)

Subject: LACK OF WOT-LOW ENGINE POWER REVISED CABLE ADJUSTMENT PROC. Model and Year: 1992 CORVETTE ZR-1 WITH 5.7L ENGINE AND MANUAL TRANSMISSION Source: Chevrolet Product Emission Campaign Bulletin Number: 92-214A-7B - (07/01/1992) THIS... Read More

1998 - 1999 Corvette: Service Bulletin: Tech - Service Engine Soon (SES) Light Illuminates (Repl Switch Assy)

Jul 23, 2014 1998 corvette, 1999 corvette, service bulletin, service engine soon, ses, replace, switch assembly, 99-07-30-013, pcm, dtc, p18180, transmission, transmission fluid, pressure, valve, tfp 0 0 1047 0/5 (0 Vote)

Subject: Tech - Service Engine Soon (SES) Light Illuminates (Repl Switch Assy) Source: Chevrolet Dealer Technical Service Bulletin Number: 99-07-30-013 Models: 1999 Cadillac Escalade 1998-99 Chevrolet Camaro, Corvette 1998-99 Pontiac... Read More

1997 - 1999 Corvette: Service Bulletin: No Start Condition, Non-Functional PCM After Reprogramming

Jul 23, 2014 1997 corvette, 1998 corvette, 1999 corvette, service bulletin, no start, no-start, pcm, powertrain control module, reprogram, reprogramming, ls1, rpo ls1, ls1 engine, 87-65-10 0 0 3034 1/5 (1 Vote)

Subject: NO START CONDITION, NON-FUNCTIONAL PCM AFTER REPROGRAMMING (REPLACE/REPROGRAM PCM) Source: Chevrolet Service Bulletin Number: 87-65-10 Models: 1997-99 CHEVROLET CORVETTE WITH 5.7L ENGINE (VIN G - RPO LS1) Condition: SOME... Read More

1997 - 2004 Corvette: Resetting the Engine Oil Life Monitor

Jul 23, 2014 c5 corvette, engine, oil life, monitor, reset, resetting, oil, engine oil 0 14 14843 4.2/5 (25 Votes)

Method 1 Turn the ignition on, but make sure the engine is off. Press the "Trip" button on the DIC so that it displays "OIL LIFE" percentage. Press and hold the "Reset" button for two seconds. "OIL LIFE REMAIN 99%" will appear on the display. ... Read More

1999 Corvette: Service Bulletin: Hesitation, Sag, Stumble and/or Backfire on Acceleration (Reprogram PCM)

Jul 22, 2014 1999 corvette, service bulletin, hesitation, sag, stumble, backfire, acceleration, reprogram, pcm, ls1, rpo ls1, ls1 engine 0 0 1178 0/5 (0 Vote)

Subject: Hesitation, Sag, Stumble and/or Backfire on Acceleration Source: Chevrolet Service BulletinNumber: 99-06-04-030Models: 1999 Chevrolet Corvette with 5.7 L Engine (VIN G -- RPO LS1)Condition: Some customers may comment on a hesitation, sag,... Read More

1997 - 1998 Corvette: Service Bulletin: Reduced Engine Power Message Along With Partic. Powertrain

Jul 22, 2014 1997 corvette, 1998 corvette, service bulletin, reduced, engine power, message, ls1, rpo ls1, ls1 engine 0 0 2763 4.8/5 (5 Votes)

Subject: REDUCED ENG. POW. MESSAGE ALONG W/ PARTIC. PWRTRAIN Source: Chevrolet Dealer Technical Service BulletinNumber: 87-65-16Models: 1997-98 CHEVROLET CORVETTE WITH 5.7L V8 ENGINE (VIN G - RPO LS1)ConditionCONDITION #1: INTERMITTENT REDUCED ENGINE... Read More

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