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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

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

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

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

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

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

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

2001 - 06 Corvette1. Turn the ignition to ON, with the engine off.2. Press the TRIP button so the OIL LIFE percentage is displayed.3. Press RESET and hold for two seconds. OIL LIFE REMAIN 100% will appear. General Motors bulletins are intended for... Read More

2005 GM gasoline engines require the use of an engine oil that has the American Petroleum Institute (API) Starburst and states that it meets GM Standard GM6094M (non-synthetic) or GM4718M (synthetic). Failure to use the recommended engine oil can... Read More

DTC Descriptor Module That Sets the DTCB0001 Vehicle Speed Information Circuit Range/Performance Navigation RadioB0005 In Park Switch Circuit BCM, SCLCMB0012 Passenger Frontal Deployment Loop Stage 2 Resistance Low SDMB0013 Passenger Frontal... Read More