Subject: High Output Ignition Coil ReplacementModel and Year: 1985 L69 Camaro and Monte Carlo, 1985 LB9 Camaro and 1985 L98 CorvetteSource: Chevrolet Service BulletinBulletin Number: 85-93 - June, 1985 TO:  ALL CHEVROLET DEALERS Some 1985 Camaro... Read More

Subject: INTERMITTENT NO-START/NO-CRANK DIAGNOSTIC SERVICE PROCEDURE Model and Year:1988-91 CORVETTE WITH 5.7L ENGINESource: Chevrolet Service BulletinBulletin Number: 91-231-6D - (02/26/1991) Condition: An intermittent no start condition, with no... Read More

Subject: CAMPAIGN: INSTRUMENT PANEL WIRE ABRASION - REPAIR Model and Year: 1990 CHEVROLET CORVETTE W/ L98 OR LT5 ENGINESource: Chevrolet Service BulletinBulletin Number: 90-C-07 - (01/17/1990) General Motors has determined that certain 1990 Chevrolet... Read More

Model Year: 1990 w/ L98 or LT5 Engine Subject: Product Campaign 90C07 Instrument Panel Wire Abrasion Source: Chevrolet Dealer Product Campaign Bulletin Number: 90C07 Section:   8C Date: January, 1990 TO: ALL CHEVROLET DEALERS... Read More

Subject: Engine Miss/Poor Driveability Symptoms (Install Opti-Spark (ABITS) Distributor Assembly Service Kit)Model and Year:1994-96 Buick Roadmaster1994-96 Cadillac Fleetwood1992-96 Chevrolet Corvette1993-97 Chevrolet Camaro1994-96 Chevrolet... Read More

Subject: OPTI-SPARK DIST. (REPLACE WITH NEW P/N) Model and Year: 1992 CHEVROLET CORVETTE W/ LT1 ENGINE Source: Chevrolet Product Emission Campaign Bulletin Number: 92C11 - (06/15/1992) To: All Chevrolet Dealers General Motors has... Read More

Subject: ENGINE BACKFIRE DURING W.O.T. 1-2 UPSHIFT (RPL. MEMCAL)Model and Year: 1992 CORVETTE WITH 5.7L ENGINE (RPO LT1) AND AUTOMATIC TRANSMISSIONSource: Chevrolet Service BulletinBulletin Number: 92-336-6E - (12/01/1992) CONDITION: Some owners of... Read More

1996: Engine Diagnostic Trouble Codes DTC P0100 MAF Sensor Circuit Insufficient Activity DTC P0101 Mass Air Flow (MAF) Sensor Performance DTC P0102 Mass Air Flow (MAF) Sensor Circuit Low Frequency DTC P0103 Mass Air Flow (MAF) Sensor Circuit High... Read More

Model Year: 1984-89 YB Witih 5.7L EngineSubject: Camshaft Lobe Lift SpecificationsSource: Chevrolet Dealer Service Update BulletinNumber: 89-197-6A, Section 6ADate: June 1989TO: ALL CHEVROLET DEALERSThe following specifications supersede information... Read More

Model Year: 1984 CorvetteSubject: Oil Dipstick Hitting Crankshaft on 5.7L L83 EngineSource: Chevrolet Dealer Service BulletinBulletin Number: 84-32, Section 6A (VI)Date: Dec., 1983TO: ALL CHEVROLET DEALERSCertain early production 1984 Corvettes have... Read More