Corvette Action Center Knowledgebase

1968 Corvette: Service Bulletin: Choke and Hot Restart Problems

Oct 2, 2014 1968 corvette, service bulletin, chevrolet service bulletin, choke, cold start, hot restart, problems, choke valve, idle speed adjustment, idle vent valve, accelerator pump 0 0 1743 5/5 (1 Vote)

Subject: Choke and Hot Restart Problems Model and Year: 1968 Corvette with 427 cu. in. Engine Source: Chevrolet Dealer Service Technical Service Bulletin Bulletin No: 68-T-23 Re-Issue Section: ... Read More

1962 Corvette: Service Bulletin: Excessive Idle Speed

Sep 21, 2014 1962 corvette, service bulletin, chevrolet service bulletin, excessive, idle speed, powerglide, transmission, throttle linkage 0 0 849 0/5 (0 Vote)

Subject: Excessive Idle Speed Model and Year: 1962 Passenger Cars Source: Chevrolet Technical Service Bulletin Bulletin No: DR #522 Section: VII Date: February 14, 1962 Read More

1973 Corvette: Service News: Red Idle Mixture Screw Caps

Aug 5, 2014 1973 corvette, service news, chevrolet service news, red idle mixture, screw caps 0 0 717 0/5 (0 Vote)

Subject: Red Idle Mixture Screw Caps Model and Year: 1973 Corvette Source: Chevrolet Service News Page Number: Page 1 Date: November 1972, Volume 44, Number 11 As of July 31, 1972, the red idle mixture screw replacement cap hits will no... Read More

1966 Corvette: Engineering Service Letter: Overheating at Idle

Aug 2, 2014 1966 corvette, engineering, service letter, over heating, overheating, idle, l36, rpo l36, rpo c60, 427ci, 390 hp, a/c, air conditioning, radiator support 0 0 1772 4.5/5 (4 Votes)

Subject: Overheating at IdleModel and Year: 1966 Corvettes Equipped with 427 - 390 HP (RPO L36) with Factory Air Conditioning (RPO C60) Source: Service Update - Chevrolet Engineering Service LetterNumber: TNP #66-1Date: November 16, 1965... Read More

1982 - 1993 Corvette: Service Bulletin: Buzzing Noise at Idle

Aug 1, 2014 1982 corvette, c4 corvette, service bulletin, buzz, buzzing, noise, idle, 93-29-7A, hydra-matic, 4l60, transmission, md8, rpo md8 0 0 894 0/5 (0 Vote)

Subject: BUZZING NOISE AT IDLE (INSTALL PRESSURE REGULATOR VALVE) Model and Year: 1982-93 CAPRICE, CAMARO AND CORVETTE 1982-93 C/K, R/V, S/T, M/L AND G TRUCKS WITH 4L60 AUTOMATIC TRANSMISSION Transmission Applications: 1982-1993 HYDRA... Read More

1982 - 1984 Corvette: Service Bulletin: High, Rough, Unstable Idle Vacuum Leak

Aug 1, 2014 1982 corvette, 1984 corvette, service bulletin, high, rough, unstable, idle, vacuum leak, tbi, cover plate, gasket 0 1 3075 4.67/5 (3 Votes)

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 - 1985 Corvette: Service Bulletin: Improperly Installed Reverse Idler Shaft Roll Pin

Jul 29, 2014 1984 corvette, 1985 corvette, service bulletin, improperly, installed, reverse idler shaft, roll pin 0 0 803 0/5 (0 Vote)

Subject: IMPROPERLY INSTALLED REVERSE IDLER SHAFT ROLL PIN Model and Year: 1984-1985 CORVETTE Source: Chevrolet Service Bulletin Bulletin Number: 85-31 - (01/09/1985) Damage to the manual transmission may occur if the roll pin securing the... Read More

1985 Corvette: Service Bulletin: Low Idle Speed and Launch Stalls

Jul 29, 2014 1985 corvette, service bulletin, low idle, low idle speed, launch, stalls, transmission, manual transmission, ecm calibration, 85-185, Section 6E 0 0 1025 0/5 (0 Vote)

Subject: Low Idle Speed and Launch StallsModel and Year: 1985 CorvetteSource: Chevrolet Dealer Sevice BulletinBulletin Number: 85-186, Section 6EDate: Mar., 1986 TO: ALL CHEVROLET DEALERS Some 1985 Corvettes with manual transmission may... Read More

1994 Corvette: Service Bulletin: Excessive Engine Oil Consumption/Rough Idle

Jul 26, 2014 1994 corvette, service bulletin, excessive, engine oil, oil, consumption, rough idle, 47-61-11, lt1, lt1 engine, rpo lt1 0 0 1104 0/5 (0 Vote)

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

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 0 981 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

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