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1981 - 1990 Corvette: Service Bulletin: Oil Filter Leakage Proper Installation Procedure
Viewed 852 times since Fri, Aug 1, 2014
Subject: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE Model and Year: 1981-90 CHEVROLET MODELSSource: Chevrolet Service BulletinBulletin Number: 90-216-6 - (05/12/1989) THIS BULLETIN CANCELS AND SUPERSEDES DEALER SERVICE BULLETIN NO. 90-187-6,... Read More
1982 - 1984 Corvette: Service Bulletin: High, Rough, Unstable Idle Vacuum Leak
Viewed 3374 times since Fri, Aug 1, 2014
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
1984 - 1986 Corvette: Service Bulletin: Power Steering Fluid Cooler
Viewed 814 times since Wed, Jul 30, 2014
Source: Chevrolet Dealer Service BulletinNumber: 86-237Section: 3BDate: April, 1987Subject: Power Steering Fluid CoolerModel Year: 1984-1986 CorvetteTO: ALL CHEVROLET DEALERSA service kit, P/N 10080769, has been developed for installing a power... Read More
1984 - 1989 Corvette: Service Bulletin: Camshaft Lobe Lift Specifications
Viewed 1321 times since Mon, Jul 28, 2014
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
1984 - 1989 Corvette: Service Bulletin: Revised Procedure - Install or Connect Intake Manifold
Viewed 845 times since Mon, Jul 28, 2014
Source: Chevrolet Dealer Service Update BulletinNumber: 89-138-6ASection: 6ADate: April, 1989Subject: Revised Procedure - Install or Connect Intake ManifoldModel Year: 1984-1989 Y-CarTO: ALL CHEVROLET DEALERSThis revises information under "Install or... Read More
1984 - 1996 Corvette: Parasitic Driveline Loss on a Dynamometer
Viewed 856 times since Thu, Jul 24, 2014
As per GM Powertrain: 16%......ZF6 15%......4+3 17%......700R Automatic 15%......Tremac 6-speed Manual 18%......Getrag Automatic Read More
1984 Corvette: Recall Notice: Product Safety Campaign 84C01 A.I.R Pump Pulley May Loosen
Viewed 1024 times since Sat, Jan 24, 2015
Subject:   Product Safety Campaign 84C01 A.I.R. Pump Pulley May Loosen Model and Year:   1984 Corvette Source:  Chevrolet Dealer Product Campaign Bulletin Bulletin No:   84C01 Section:   VI Date:    May, 1983 Read More
1984 Corvette: Recall: Product Safety Campaign 84C22 Relocation of Cruise Control Servo Assembly
Viewed 2532 times since Wed, Sep 24, 2014
Model Year:  1984 Corvette Subject:   Product Safety Campaign 84C22 Relocation of Cruise Control Servo Assembly Source:  Chevrolet Dealer Product Campaign Bulletin Number:  84C22, Section 6D Date:  March, 1985 Read More
1984 Corvette: Recall: Product Safety Campaign 84C25 Rear Axle Differential Cross Shaft
Viewed 1260 times since Sun, Jan 18, 2015
Subject:   Product Safety Campaign 84C25 Rear Axle Differential Cross Shaft Model and Year:   1984 Chevrolet Corvette Models Source:  Chevrolet Dealer Product Campaign Bulletin Bulletin No:   84C25 Section:   4B Date:    ... Read More
1984 Corvette: Service Manual Error: Engine - Electrical - Spark Plugs
Viewed 809 times since Wed, Jul 2, 2014
The following article/comment was submitted to the Corvette Action Center:-----------------------------------------------------From: Mike Flaherty <383_240z@surewest.net>On the bottom right of page 6D-26, engine electrical, it tells you to... Read More
1984 Corvette: Service News: Axle Lube Change
Viewed 666 times since Sun, Oct 5, 2014
Subject: Axle Lube Change Model and Year: 1984 Corvette Source: Chevrolet Service News Page Number: Page 1 Date:  September/October 1983 - Volume 55 - Number 5 Due to the reduced size of the differential housing on the above models, it... Read More
1984 Corvette: Campaign: Power Steering Pump Pulley Failure
Viewed 1242 times since Sun, Jul 13, 2014
Images are linked below. Read More
1984 Corvette: Service Bulletin: Low Speed - "Chuggle"
Viewed 3690 times since Mon, Jul 28, 2014
Model Year: 1984 Corvettes with Automatic TransmissionSubject: Low Speed "Chuggle"Source: Chevrolet Dealer Service BulletinBulletin Number: 84-208, Section 6E, 7A (Vlt) (Vllc)Date: October, 1984TO: ALL CHEVROLET DEALERSSome 1984 Corvettes may... Read More
1984 Corvette: Service Bulletin: Oil Dipstick Hitting Crankshaft on 5.7L L83 Engine
Viewed 910 times since Mon, Jul 28, 2014
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
1984 Corvette: Service Bulletin: Revised Engine Removal Procedures
Viewed 2885 times since Mon, Jul 28, 2014
Model Year: 1984Subject: Revised Engine Removal ProceduresSource: Chevrolet Service NewsNumber: 3, Volume 56Date: May/June 19846A - ENGINE MECHANICAL - GASRevised Engine Removal Procedures -- 1984 Corvette Models Equipped With 5.7L V-8 Engine.The... Read More
1984 Corvette: Service Bulletin: Revised Rocker Arm Cover Removal Procedures - Right Side
Viewed 664 times since Mon, Jul 28, 2014
Model Year: 1984Subject: Revised Rocker Arm Cover Removal Procedures - Right SideSource: Chevrolet Service NewsNumber: 3, Volume 56Date: May/June 1984Revised Rocker Arm Cover Removal Procedures - Right Side - 1984 Corvette Models With 5.7L V-8... Read More
1985 - 1987 Corvette: Service Bulletin: Moan or Vibration with Air Conditioning Running
Viewed 982 times since Fri, Jul 4, 2014
Source: Chevrolet Dealer Service BulletinSubject: Moan or Vibration with Air Conditioning RunningModel and Year: 1985 - 87 CorvetteBulletin Number: 87-206Section: 1BDate: Sept., 1987TO: ALL CHEVROLET DEALERSSome 1985 -87 Corvettes may exhibit a moan... Read More
1985 - 1991 Corvette: L98 Engine Throttle Body Diagram
Viewed 3522 times since Mon, Jul 28, 2014
1985 Corvette: Service Bulletin: Minimum Idle Speed Revision
Viewed 3213 times since Sun, Jul 13, 2014
Model Year: 1985 Corvettes with Automatic TransmissionSubject: Minimum Idle Speed RevisionSource: Chevrolet Dealer Service BulletinBulletin Number: 85-91, Section 6Date: May, 1985TO: ALL CHEVROLET DEALERSSome 1985 Corvettes equipped with the L98 5.7L... Read More
1985 Corvette: Recall: Mass Air Flow Sensor Replacement
Viewed 1324 times since Mon, Jul 28, 2014
Model Year: 1985 Corvettes with Automatic TransmissionSubject: Mass Air Flow Sensor ReplacementSource: Chevrolet Dealer Emission Campaign BulletinBulletin Number: 85C12, Section 6EDate: September, 1985TO: ALL CHEVROLET DEALERSGeneral Motors has... Read More
1985 Corvette: Service Bulletin: Rocker Arm Cover Gaskets
Viewed 678 times since Sun, Jul 13, 2014
Model Year: 1985 Corvette L98 5.7L Engine (VIN Code 8)Subject: Rocker Arm Cover GasketsSource: Chevrolet Dealer Service BulletinBulletin Number: 85-163, Section 6Date: Dec, 1985TO: ALL CHEVROLET DEALERSSome 1985 Corvette engines may experience rocker... Read More
1986 - 1987 Corvette: Service Bulletin: Service Engine Soon Light - Code 36 PFI Engines (VIN Codes F and 8)
Viewed 6000 times since Mon, Jul 28, 2014
Model Year: 1986-87 CAMARO, CORVETTE WITH PFI ENGINES (VIN CODES F AND 8) Source: Chevrolet Dealer Service Bulletin Bulletin Number: 87-99, Section 6E Date: April 1987 TO: ALL CHEVROLET DEALERS CONDITION: There have been reports of... Read More
1986 - 1990 Corvette: Service Bulletin: New Design Cylinder Heads Production Change Information
Viewed 2873 times since Mon, Jul 28, 2014
Subject: NEW DESIGN CYLINDER HEADS PRODUCTION CHANGE INFORMATIONModel and Year: 1986-88 B, F, Y CARS WITH 5.7L (VIN CODE 6, 8) AND 5.0L (VIN CODE H, F, G) ENGINES1989-90 B, F, Y CARS WITH 5.0L (VIN CODE F) AND 5.7L (VIN CODE 8) ENGINESAPPLICATION:... Read More
1986 - 1991 Corvette: Service Bulletin: Multec Fuel Injectors / Cleaning Information
Viewed 1210 times since Mon, Jul 28, 2014
Subject: MULTEC FUEL INJECTORS/CLEANING INFORMATION Model and Year:1986-90 CELEBRITY1986-91 CAMARO, CAVALIER, CORVETTE1987-91 CORSICA, BERETTA1990-91 LUMINA, STORMSource: Chevrolet Service BulletinBulletin Number: 91-312-6E - (05/15/1991) THIS... Read More
1986 Corvette: Recall Notice: Fuel Tank Pressure Control Valve
Viewed 802 times since Sun, Feb 8, 2015
Subject:    Fuel Tank Pressure Control Valve Model and Year:  1986 Chevrolet Corvette w/ 5.7L Engine (RPO L98) (California Emission Control Vehicles Only) Source:   Product Campaign / Dealer Emission Campaign Bulletin Bulletin No: ... Read More
1986 Corvette: Service Bulletin: Spark Plug Service on Engines with Aluminum Heads
Viewed 1069 times since Mon, Jul 28, 2014
Subject: Spark Plug Service on Engines with Aluminum HeadsModel and Year: 1986 Corvette 5.7 L PFI L98 (VIN Code 8) EngineSource: Chevrolet Dealer Sevice BulletinBulletin Number: 86-82, Section 6ADate: May, 1986 TO:  ALL CHEVROLET DEALERS... Read More
1987 - 1991 Corvette: Service Bulletin: Tail Pipe Smoke on Startup
Viewed 1114 times since Mon, Jul 28, 2014
Subject: TAIL PIPE SMOKE ON START-UP (INSTALL NEW VALVE SEAL KIT)Model and Year: 1987-91 CAPRICE, CAMARO AND CORVETTE WITH 5.0L AND 5.7L ENGINES1987-91 C/K, RN, G AND P TRUCKS WITH 5.0L AND 5.7L ENGINES Source: Chevrolet Service BulletinBulletin... Read More
1988 - 1989 Corvette: Recall: Evaporative Emission Hoses
Viewed 1365 times since Mon, Jul 28, 2014
Subject: CAMPAIGN: EVAPORATIVE EMISSION HOSES Model and Year: 1988-89 CHEVROLET CORVETTE Source: Chevrolet Service Bulletin Bulletin Number: 89C25 - (08/23/1993) To: All Chevrolet Dealers General Motors has determined that certain 1988... Read More
1988 - 1989 Corvette: Service Bulletin: Intermittent No Start / Cranks Replace Mass Air Flow Relays
Viewed 3761 times since Mon, Jul 28, 2014
Subject: INTERMITTENT NO START/CRANKS REPLACE MASS AIR FLOW RELAYS Model and Year: 1988-89 CHEVROLET CORVETTESource: Chevrolet Service BulletinBulletin Number: 89-327-6D - (07/10/1991) Condition: On the 1988 - 89 Y Car, the engine may have... Read More
1988 - 1991 Corvette: Service Bulletin: Coolant Usage Recommendation Service Information
Viewed 677 times since Mon, Jul 28, 2014
Subject: COOLANT USAGE RECOMMENDATION SERVICE INFORMATION Model and Year:ALL 1988-91 PASSENGER CARS AND TRUCKSSource: Chevrolet Service BulletinBulletin Number: 91-62-6B - (08/21/1990) TO: ALL CHEVROLET DEALERS THIS INFORMATION SUPERSEDES INFORMATION... Read More
1990 - 1991 Corvette: Service Bulletin: Oil Pressure Gauge Flutters, or May Read High
Viewed 3333 times since Mon, Jul 28, 2014
Subject: OIL PRESSURE GAUGE FLUTTERS OR MAY READ HIGH Model and Year:1990 CELEBRITY1990-91 CAPRICE, CAMARO, CAVALIER, CORSICA, BERETTA, LUMINA AND CORVETTE1990-91 LUMINA (APV) 1990-91 C/K, R/V, S/T, G, M/L, PSource: Chevrolet Service BulletinBulletin... Read More
1990 - 1996 Corvette: Oil Life Monitor: Reset the Engine Oil Life Monitor
Viewed 1868 times since Mon, Jul 28, 2014
Overview: The 1990 to 1996 Corvettes are equipped with an Engine Oil Life Monitor.  The Central Control Module (CCM) calculates the lifespan of the engine oil by measuring engine rpm, and oil temperature over time.  Regardless of whether or... Read More
1990 Corvette: Service Manual Update: Sec. 6E3 Driveability and Emissions Revised Code 34 Chart
Viewed 1132 times since Sat, Jul 26, 2014
Subject: SERV MANUAL UPDATE-SEC.6E3 DRIVEABILITY AND EMISSIONS Model and Year: 1990 CORVETTE WITH 5.7L L98 (VIN CODE 8) ENGINE Source: Chevrolet Service Bulletin Bulletin Number: 90-350-6E - (09/13/1990) The attached Code 34 diagnostic... Read More
1991 - 1992 Corvette: Service Bulletin: Fuel Pump Driveability Issue - Diagnostic Information
Viewed 3640 times since Sat, Jul 26, 2014
Subject: FUEL PUMP DRIVEABILITY ISSUE DIAGNOSTIC INFORMATION Model and Year: 1991-92 CAMARO, CAVALIER, CORSICA, BERETTA, LUMINA AND CORVETTE 1992 C1, K1, L/M AND S/T TRUCKS 1992 LUMINA APV Source: Chevrolet Service Bulletin Bulletin... Read More
1992 - 1993 Corvette: Service Bulletin: Noisy/Fraying Accessory Drive Belt
Viewed 2119 times since Sat, Jul 26, 2014
Subject: NOISY/FRAYING ACCESSORY DRIVE BELT (INST. SINGLE-SIDED BELT) Model and Year: 1992-93 CORVETTE WITH 5.7L (LT1) ENGINE Source: Chevrolet Service Bulletin Bulletin Number: 93-273-6A THIS BULLETIN IS BEING RE-PUBLISHED TO ADD THE... Read More
1992 - 1996 Corvette: Service Bulletin: Oil Leaks Between Intake Manifold and Engine Block
Viewed 4137 times since Wed, Jul 2, 2014
Source: Chevrolet Dealer Service BulletinSubject: Oil Leaks Between Intake Manifold and Engine BlockModel and Year: 1992-96 Chevrolet CorvetteBulletin Number: 77-61-17Date: 06-Oct-1997CONDITION: Oil leaks at mating surfaces between the intake... Read More
1992 - 1996 Corvette: Technical Article: LT1 Reverse Flow Cooling System
Viewed 3002 times since Sat, Jul 26, 2014
LT1 Reverse Flow Cooling SystemBy Scott Mueller. One of the greatest features of the '92 and up Chevrolet LT1 engine is the reverse flow cooling system. In fact it is reverse flow cooling that is truly the key to the incredible performance of... Read More
1992 - 1996 Corvette: Technical Article: Optispark - Dissection & Replacement
Viewed 1193 times since Sat, Jul 26, 2014
Description:This article was written by Mike Chaney who is a contributor to the F-body Listserv. He has done an excellent dissection of an Optispark distributor which appeared on 1992 - 1996 LT1 Corvettes. Below, he describes the replacement of an... Read More
1992 - 1996 Corvette: Technical Article: Rebuilding the LT1 Engine
Viewed 1852 times since Sat, Jul 26, 2014
Rebuilding the Chevrolet LT1 Engine, Doug Anderson, Automotive Rebuilder, September 1999 Thirty-seven years after the birth of the small block Chevy V8, the Generation II engine was introduced in the 1992 Corvette as the LT1. Although it shared... Read More
1992 Corvette: Recall: Oil Leak at Oil Filter
Viewed 805 times since Sat, Jul 26, 2014
Subject: PRODUCT CAMPAIGN 92C08 - OIL LEAK AT OIL FILTER Model and Year: 1992 CHEVROLET CORVETTESource: Chevrolet Product CampaignBulletin Number: 92C08 - (06/15/1992) TO: All Chevrolet Dealers BULLETIN REPRINT This bulletin was originally sent as a... Read More
1992 Corvette: Service Bulletin: Engine Backfire During W.O.T. 1-2 Upshift
Viewed 3462 times since Mon, Jul 28, 2014
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
1992 Corvette: Service Bulletin: Oil Leaks From Rear of Engine
Viewed 875 times since Sat, Jul 26, 2014
Subject: OIL LEAKS FROM REAR OF ENGINE (REPLACE PLUG)Model and Year: 1992 CAPRICE,CAMARO,CORVETTE AND 1992 C/K, R/V, G AND P TRUCKS WITH FLINT 5.OL AND 5.7L ENGINESSource: Chevrolet Service BulletinBulletin Number: 92-304-6A - (10/02/1992) CONDITION:... Read More
1994 - 1995 Corvette: Service Bulletin: Information on Air Intake Duct Installation
Viewed 899 times since Sat, Jul 26, 2014
Model Year: 1994-95 BUICK ROADMASTER 1994-95 CADILLAC FLEETWOOD 1994-95 CHEVROLET CORVETTE, CAPRICE, CAMARO 1994-95 PONTIAC FIREBIRD WITH 4.3L AND 5.7L ENGINES (VINS W, P - RPOS L99, LT1) AND 4L60-E/MANUAL TRANSMISSION (RPOS MM6/ML9)Source: Chevrolet... Read More
1994 Corvette: Recall: Left Rear Engine Wiring Harness
Viewed 779 times since Sat, Jul 26, 2014
Subject: Left Rear Engine Wiring Harness RoutingModel and Year: 1994 Corvette with LT1 EngineSource: Product CampaignBulletin Number: 94C2194C21 MARCH, 1994PRODUCT CAMPAIGN 94C21 - LEFT REAR ENGINE WIRING HARNESS ROUTING1994 CORVETTE WITH LT1... Read More
1994 Corvette: Service Bulletin: Excessive Engine Oil Consumption/Rough Idle
Viewed 663 times since Sat, Jul 26, 2014
Subject: Excessive Engine Oil Consumption/Rough Idle (Replace Intake Gaskets)Model and Year: 1994 BUICK ROADMASTER 1994 CADILLAC FLEETWOOD 1994 CHEVROLET CAMARO, CAPRICE, CORVETTE AND IMPALA SS 1994 PONTIAC FIREBIRD WITH 4.3L OR 5.7L ENGINE (VINS W,... Read More
1995 - 2004 Corvette: Service News: Passive Keyless Entry
Viewed 1590 times since Sun, Dec 21, 2014
Subject:  Passive Keyless Entry Model and Year:  1995 - 2004 Corvette Source:  Chevrolet Pro Service News Page Number:   2 Date:  May 1998 - Volume 7 - Number 5 Read More
1995 Corvette: Ignition: No-Start Condition
Viewed 872 times since Sat, Jul 26, 2014
GM told Chevrolet dealers of a weird starting problem with 95 Corvettes and it may affect any car built before VIN 10803 or about 2/27/95: The starter will click, but the engine will not start. The starter will not spin. This usually happens in... Read More
1995 Corvette: Recall: Distributor Vacuum Vent Harness
Viewed 772 times since Sat, Jul 26, 2014
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