Corvette Action Center Knowledgebase

1984 Corvette: Service Bulletin: No Heat - A/C Control Unit

Aug 2, 2014 1984 corvette, service bulletin, heat, a/c, air conditioning, control unit, 83-T-70, no heat 0 1 4604 5/5 (2 Votes)

Model Year: 1984 Subject: No Heat - A/C Control Unit Source: Chevrolet Dealer Service Technical Bulletin Bulletin Number: 83-T-70, Number Ia Date: August, 1983 TO: ALL CHEVROLET DEALERS Conditions of "no heat" may be the result of... Read More

1990 - 1996 Corvette: HVAC Diagnostic Codes

Aug 2, 2014 1990 corvette, 1991 corvette, 1992 corvette, 1993 corvette, 1994 corvette, 1995 corvette, 1996 corvette, hvac, diagnostic code, diagnostic codes, heating, ventilation, a/c, air conditioning, rpo c68, electronic climate control 1 7 12692 4.55/5 (11 Votes)

On 1990 to 1996 Corvettes equipped with RPO C68 (electronic climate control), it is possible to read the HVAC system diagnostic codes from the climate control panel on the dashboard. To enter the diagnostic mode, press the fan up and down arrow... Read More

1990 Corvette: Service Bulletin: L98 and LT5: Revised Air Conditioning Control Circuit Diagnosis

Aug 2, 2014 1990 corvette, zr-1, corvette zr-1, l98, lt5, l98 engine, lt5 engine, a/c, air conditioning, revised, control circuit, diagnosis, ecm, a/c clutch, diagnostic chart, 90-400-6E 1 0 5647 4/5 (4 Votes)

Subject: REVISED AIR CONDITIONING CONTROL CIRCUIT DIAGNOSIS Model and Year: 1990 CORVETTE WITH 5.7L L98 AND LT5 ENGINES Source: Chevrolet Dealer Service Bulletin Bulletin Number: 90-400-6E THIS BULLETIN CANCELS AND SUPERSEDES DEALER... Read More

1978 - 1979 Corvette: Service News: Access to Right Upper Control Arm Attaching Bolt

Aug 1, 2014 1978 corvette, 1979 corvette, service news, access, upper, control arm, attaching bolt, bolt 0 0 799 0/5 (0 Vote)

Subject: Access to Right Upper Control Arm Attachign BoltModel and Year: 1978 Corvette with RPO L81 Engine and A/C; All 1979 CorvetteSource: Chevrolet Service NewsBulletin Number: Volume 51, 1979, Number 2 The following procedure must be performed on... Read More

1981 Corvette: ECM Codes

Aug 1, 2014 1981 corvette, ecm, codes, electronic control module 0 3 3081 3.5/5 (2 Votes)

Code #12: No Distributor Reference Pulse. Code #13: Oxygen Sensor Circuit.Code #14: Shorted Coolant Sensor Circuit.Code #15: Open Coolant Sensor Circuit.Code #21: Throttle Position Sensor Circuit.Code #23: Mixture Control Solenoid Circuit.Code #24:... Read More

1982 - 1991 Corvette: Service Bulletin: Damaged ECM/PCM Mis-Diagnosis Due to Incorrect "Tap-Testing" Procedures

Aug 1, 2014 1982 corvette, c4 corvette, service bulletin, damaged, ecm, pcm, diagnosis, incorrect, tap-testing, tap testing, procedure, procedures, electronic control module, powertrain control module, 91-384-6E 0 0 2030 0/5 (0 Vote)

Subject: DAMAGED ECM/PCM AND/OR MIS-DIAGNOSED ECM/PCM SYMPTOMS DUE TO INCORRECT "TAP-TESTING" PROCEDURESModel and Year:1982-91 ALL PASSENGER CARS AND TRUCKSSource: Chevrolet Service BulletinBulletin Number: 91-384-6E - (07/24/1991) CONDITION: Because... Read More

1982 Corvette: ECM Codes

Aug 1, 2014 1982 corvette, ecm, electronic control module, codes, trouble codes 0 4 5257 4.8/5 (5 Votes)

Code #12: Normal System No Codes.Code #13: Oxygen Sensor Circuit.Code #14: Coolant Sensor Circuit Low.Code #15: Coolant Sensor Circuit High.Code #21: Throttle Position Sensor High.Code #22: Throttle Position Sensor... Read More

1970 Corvette: Service News: 1970 Carburetor Linkage and Accelerator Controls

Aug 1, 2014 1970 corvette, service news, chevrolet service news, carb, carburetor, linkage, accelerator, controls, gas pedal 0 0 1128 0/5 (0 Vote)

Subject: 1970 Carburetor Linkage and Accelerator Controls Model and Year: 1970 Chevrolet and Nova Source: Chevrolet Service News Date: August, 1970 Pages: 2, 6 The 1970 model Chevrolet and Nova accelerator controls were changed in... Read More

1989 - 1995 Corvette: Rebuilding Bilstein Shocks by Bilstein Corporation

Jul 30, 2014 c4 corvette, rebuilding, bilstein, shock, shocks, fx3, src, selective ride control 1 2 1504 5/5 (1 Vote)

Subject: Bilstein Shocks: Revalve Service by Bilstein CorporationAn alternative to replacing used Bilstein adjustable shock absorbers is to have them re-valved by Bilstein Corporation. Bilstein will rebuid/re-valve your shocks, per your instructions,... Read More

1990 Corvette: Service Manual Update: Front Suspension Revised Torque Specifications

Jul 29, 2014 1990 corvette, service manual update, front suspension, revised, torque specs, torque specifications, 90-297-3C, fx3, rpo fx3, src, selective ride control 0 0 931 0/5 (0 Vote)

Subject: SERVICE MANUAL UPDATE-SEC.3C FRT. SUSP REVISED TORQUE SPEC Model and Year: 1990 CORVETTE WITH SELECTIVE RIDE CONTROL (FX3)Source: Chevrolet Service Manual UpdateBulletin Number: 90-297-3C - (06/27/1990)The Torque Specification for the Front... Read More

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