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1982 - 1990 Corvette: Service Bulletin: Service Replacement Transmission Assembly (SRTA) Update
Viewed 3873 times since Fri, Aug 1, 2014
Subject: SERVICE REPLACEMENT TRANS ASSY (SRTA) UPDATEModel and Year: 1982-90 CAPRICE, CAMARO AND CORVETTE1982-90 C1/C2, K1/K2, G1/G2, S1/S2 TRUCK 1987-90 R1/R2, V1/V2 TRUCK 1985-90 M1, 1990 L1 TRUCKSource: Chevrolet Service BulletinBulletin Number:... Read More
1982 - 1991 Corvette: Service Bulletin: 3-4 Clutch / 2-4 Band Service Information
Viewed 1055 times since Sun, Jan 18, 2015
Subject:   3-4 Clutch / 2-4 Band Service Information Model and Year:   1982-91 Caprice, Camaro and Corvette and 1982-91 All Trucks with 4L60 Automatic Transmission Source:  Chevrolet Dealer Service Bulletin Bulletin No:   91-399-7A ... Read More
1982 - 1991 Corvette: Service Bulletin: Evaluating Peened Spacer Plate (Service Information)
Viewed 3613 times since Fri, Aug 1, 2014
Subject: EVALUATING PEENED SPACER PLATE (Service Information) Model and Year: 1982-1991 ALL PASSENGER CARS AND TRUCKS WITH AUTOMATIC TRANSAXLES AND TRANSMISSIONS (EXCEPT GEO) Source: Chevrolet Service Bulletin Bulletin Number: 91-396-7A - ... Read More
1982 - 1991 Corvette: Service Bulletin: New Output Shafts and Seals (Product Service Information)
Viewed 739 times since Fri, Aug 1, 2014
Subject: NEW OUTPUT SHAFTS & SEALS (PRODUCT SERVICE INFORMATION)Model and Year:1982-91 CAPRICE, CAMARO AND CORVETTE1982-91 C1/C2, G1/G2, K1/K2, S/T1987-91 R/V1985-91 M AND1990-91 L TRUCKS WITH 4L60/THM 700-R4 AUTOMATIC TRANSMISSIONSource:... Read More
1982 - 1991 Corvette: Service Bulletin: Transmission Stuck in First Gear
Viewed 2194 times since Fri, Aug 1, 2014
Subject: TRANSMISSION STUCK IN FIRST GEAR Model and Year: 1982-91 CAPRICE, CAMARO AND CORVETTE 1982-91 C/K, G, S/T' 1985-91 M VAN 1987-91 RN AND 1990-91 L VAN WITH 4L60 AUTOMATIC TRANSMISSION Source: Chevrolet Service Bulletin ... Read More
1982 - 1993 Corvette: Service Bulletin: Buzzing Noise at Idle
Viewed 3648 times since Fri, Aug 1, 2014
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
1984 - 1985 Corvette: Service Bulletin: Noise in Direct Drive 4-Speed Manual Transmission
Viewed 1304 times since Tue, Dec 9, 2014
Subject:   Noise in Direct Drive 4-Speed Manual Transmission Model and Year:   1984 - 1985 Corvette Source:  Chevrolet Dealer Service Bulletin Bulletin No:   85-111 Section:   7B Date:    Aug., 1985 TO:  ALL CHEVROLET... Read More
1984 - 1985 Corvette: Service Bulletin: Improperly Installed Reverse Idler Shaft Roll Pin
Viewed 3276 times since Tue, Jul 29, 2014
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
1984 - 1987 Corvette: Technical Article: Rebuilding the Doug Nash 4+3 Overdrive Unit
Viewed 9215 times since Tue, Jul 29, 2014
Nash Thrash Rebuilding the Doug Nash 4+3 Overdrive Unit. by David Fulcher  1984-88 manual shift Corvettes came through with the Doug Nash 4+3 overdrive transmission. The '84 and '85 units were almost identical, with the only difference... Read More
1984 - 1989 Corvette: Service Bulletin: Steering Gear Intermediate Shaft Torque Specifications
Viewed 715 times since Wed, Jul 2, 2014
Bulletin Number:   89-258-3BSection:  3BDate:  September 1989Subject:   Steering Gear Intermediate Shaft Torque Specifications Models:   1984-89 Y Car To:  All Chevrolet DealersThe following specifications supersede information previous... Read More
1984 - 1992 Corvette: Service Bulletin: Intermittent Transmission Downshift / Slip Diagnosis
Viewed 3645 times since Tue, Jul 29, 2014
Subject: INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP OR BUSY/CYCLING TCC Model and Year: 1983-92 ALL PASSENGER CARS AND TRUCKS WITH AUTOMATIC TRANSMISSIONSource: Chevrolet Service BulletinBulletin Number: 92-42-7A - (11/07/1991) Some owners may comment... Read More
1984 Corvette: Service Bulletin: Transmission Maintenance Information - Four-Speed Manual Transmission with Automatic Overdrive
Viewed 1129 times since Mon, Nov 17, 2014
Subject:   Transmission Maintenance Information - Four-Speed Manual Transmission with Automatic Overdrive Model and Year:   1984 Corvette Source:  Chevrolet Dealer Service Bulletin Bulletin No:   84-213 Section:   OB (VIIb) ... Read More
1985 Corvette: Service Bulletin: Low Idle Speed and Launch Stalls
Viewed 741 times since Tue, Jul 29, 2014
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 experience... Read More
1986 - 1987 Corvette: Service Bulletin: Clutch Master Cylinder Push Rod Bushing
Viewed 2242 times since Thu, Sep 18, 2014
Subject:  Clutch Master Cylinder Push Rod Bushing Model Year:   1986 - 1987 Corvette with Manual Transmission Source: Chevrolet Dealer Service Bulletin Bulletin No: 87-114, Section 7C Date: April, 1987 TO:  ALL CHEVROLET... Read More
1987 - 1991 Corvette: Service Bulletin: 4L60 Low & Reverse Clutch New Plate Available
Viewed 1578 times since Tue, Jul 29, 2014
Subject: 4L60 LOW & REVERSE CLUTCH NEW WAVE PLATE IS AVAILABLE Model and Year: 1987-91 CAPRICE, CAMARO, CORVETTE AND 1987-91 C/K, RN, S/T TRUCKS, G, M VANS AND 1990-91 L VAN WITH 4L60 AUTOMATIC TRANSMISSION Source: Chevrolet Service... Read More
1987 - 1991 Corvette: Service Bulletin: New 3-4 Club Plates for 4L60 Transmissions
Viewed 609 times since Tue, Jul 29, 2014
Subject: NEW 3-4 CLUTCH PLATES (STEEL) 4L60 TRANSMISSIONSModel and Year:1987-91 CAPRICE, CAMARO, CORVETTE WITH 4L60 AUTOMATIC TRANSMISSION1987-91 C/K, G, M, RN, S/T TRUCK1990-91 L TRUCK WITH 4L60 AUTOMATIC TRANSMISSIONSource: Chevrolet Service... Read More
1988 - 1993 Corvette: Service Bulletin: Click/Whine in 3rd/4th Gear
Viewed 694 times since Tue, Jul 29, 2014
Subject: CLICK/WHINE IN 3RD/4TH GEAR INST. NEW CLUTCH FIBER PLATESModel and Year:1988-93 CAPRICE, CAMARO AND CORVETTE 1988-93 C/K, RN, S/T, M AND G TRUCKS 1990-93 L VANSource: Chevrolet Service BulletinBulletin Number: 93-228-7ATHIS BULLETIN CANCELS... Read More
1989 - 1990 Corvette: Howling, or Squealing Sound Coming From Clutch
Viewed 807 times since Tue, Jul 29, 2014
From Jim Ingle, GM Powertrain Engineer:"The problem you're most likely experiencing is a noisy crankshaft pilot bushing. There is a later design released for service that tends to retain grease better than the one you have and therefore doesn&... Read More
1989 - 1990 Corvette: Service Bulletin: Transmission Exchange Program 6 Speed M/T (ML9)
Viewed 3020 times since Tue, Jul 29, 2014
Subject: TRANS. EXCHANGE PROGRAM 6 SPEED M/T (ML9)Model and Year: 1989-91 CORVETTE ZF 6-SPEED MANUAL TRANSMISSION WITH ML9 OPTIONSource: Chevrolet Service BulletinBulletin Number: 91-89-7B - (10/31/1990) TO: ALL CHEVROLET DEALERS THIS BULLETIN... Read More
1989 - 1991 Corvette: Service Bulletin: No/Delayed Reverse When Cold
Viewed 3801 times since Tue, Jul 29, 2014
Subject: NO/DELAYED REVERSE WHEN COLD INSTALL REV. INPUT CLUTCH SEAL Model and Year: 1989-91 CAPRICE CAMARO AND CORVETTE 1989-91 C/K, R/V, S/T, G AND M TRUCKS 1990 L TRUCKS WITH 4L60 AUTOMATIC TRANSMISSION Source: Chevrolet Service... Read More
1989 - 1996 Corvette: Differences between First and Second Generation ZF 6-Speed Transmissions
Viewed 1193 times since Tue, Jul 29, 2014
From ZF regarding ZF transmission noise and differences between the ZF used in early and late ZR-1s - July 12, 2000: "All S6-40 transmissions installed in the C4 Corvette contain 100% helical gears.  In fact, all of the gearboxes ZF produces for... Read More
1989 - 1996 Corvette: Service Bulletin: Information on Corvette ZF 6-Speed Manual Transmission Service Procedure
Viewed 5316 times since Tue, Jul 29, 2014
Model Year: 1989-96 CHEVROLET CORVETTE WITH ZF 6-SPEED MANUAL TRANSMISSION (ML9) Subject: INFORMATION ON CORVETTE ZF 6-SPEED MANUAL TRANSMISSION SERVICE PROCEDURE Source: Chevrolet Dealer Service Bulletin Bulletin Number: 77-72-04 ... Read More
1990 - 1991 Corvette: Service Bulletin: 3-2 Coast Down Clunk
Viewed 3510 times since Tue, Jul 29, 2014
Subject: 3-2 COAST DOWN CLUNK (INSTALL SERVO SPRING) Model and Year: 1990-91 CORVETTE WITH 4L60 AUTOMATIC TRANSMISSION Source: Chevrolet Service Bulletin Bulletin Number: 91-372-7A - (06/27/1991) TRANSMISSION MODELS: OYDM, 1 YDM, 1 YHM ... Read More
1990 - 2003 Corvette: Service Bulletin: Info - Diagnosis of Cracked or Broken Transmission Case
Viewed 767 times since Wed, Jul 23, 2014
Number: 02-07-30-024Subject: Info - Diagnosis of Cracked or Broken Transmission Case Model Year: 1990-1993 Buick Roadmaster, Estate Wagon1990-1996 Cadillac Fleetwood1990-1996 Chevrolet Caprice1990-2002 Chevrolet Camaro1990-2003 Chevrolet Corvette1995... Read More
1990 Corvette: Service Bulletin: Clutch Apply Plate Material Changed to Powdered Metal
Viewed 1190 times since Tue, Jul 29, 2014
Subject: CLUTCH APPLY PLATE MATERIAL CHANGED TO POWDERED METAL Model and Year: 1990 ALL CARS, TRUCKS, VANS WITH 4L60 (700-R4) AUTOMATIC TRANSMISSION Source: Chevrolet Service Bulletin Bulletin Number: 90-189-7A - (03/06/1990) This bulletin... Read More
1990 Corvette: Service Bulletin: New Low and Reverse Clutch Support Selective Plate Dimensions
Viewed 1416 times since Tue, Jul 29, 2014
Subject: NEW LO & REV. CLUTCH SUPPORT SELECTIVE PLATE DIMENSIONS Model and Year: 1990 B, F, Y CARS AND ALL TRUCKS AND VANS WITH 4L60 (700-R4) AUTOMATIC TRANSMISSION Source: Chevrolet Service Bulletin Bulletin Number: 90-223-7A - (05/21... Read More
1992 Corvette: Service Bulletin: Harsh 1-2 Upshift
Viewed 647 times since Tue, Jul 29, 2014
Subject: HARSH 1-2 UPSHIFT INSTALL SERVICE PACKAGE Model and Year: 1992 CAPRICE, CAMARO AND CORVETTE 1992 C/K, G, L/M, S/T TRUCKS Source: Chevrolet Service Bulletin Bulletin Number: 92-318-7A - (09/15/1992) TRANSMISSION APPLICATIONS:... Read More
1993 - 2005 Corvette: Service Bulletin: No Reverse, Second Gear or Fourth Gear (Replace Reaction Sun Shell with More Robust Heat Treated Parts)
Viewed 1048 times since Wed, Jul 23, 2014
Subject: No Reverse, Second Gear or Fourth Gear (Replace Reaction Sun Shell with More Robust Heat Treated Parts)Model and Year: 1993-2005 Corvette with 4L60/65-E Automatic Transmission (RPOs M30 or M32)Source: Chevrolet Dealer Sevice... Read More
1993 Corvette: Service Bulletin: Transmission "Whine" Noise, Loss of Motion in all Gears, or Missing Clutch Disc Rivets
Viewed 824 times since Tue, Jul 29, 2014
Subject: TRANSMISSION "WHINE" NOISE, LOSS OF MOTION IN ALL GEARS, OR MISSING CLUTCH DISC RIVETS (REPLACE TRANSMISSION CLUTCH HOUSING) Model and Year: 1993 CHEVROLET CORVETTE WITH SIX-SPEED MANUAL TRANSMISSION AND 5.7L (LT1) ENGINE (VIN CODE P) ... Read More
1994 Corvette: Service Bulletin: Garage Shift Delay Engagement (New Garage Shift Package)
Viewed 806 times since Tue, Jul 29, 2014
Subject: Garage Shift Delay Engagement (New Garage Shift Package) Model and Year: 1994 BUICK ROADMASTER 1994 CADILLAC FLEETWOOD 1994 CHEVROLET CAMARO, CAPRICE AND CORVETTE 1994 PONTIAC FIREBIRD 1994 CHEVROLET AND GMC TRUCK C/K AND S/T... Read More
1995 - 1996 Corvette: Service Bulletin: Transmission Fluid Leak From Pump Body
Viewed 2603 times since Tue, Jul 29, 2014
Subject: Transmission Fluid Leak From Pump Body (Replace Bushing) Model and Year: 1995-96 BUICK ROADMASTER 1995-96 CADILLAC FLEETWOOD 1995-96 CHEVROLET CAPRICE, CAMARO, CORVETTE 1995-96 PONTIAC FIREBIRD 1995-96 CHEVROLET AND GMC TRUCK C/K,... Read More
1995 - 1996 Corvette: Service Bulletin: Delayed Engagement (Replace Pump Cover Assembly)
Viewed 922 times since Tue, Jul 29, 2014
Subject: Delayed Engagement (Replace Pump Cover Assembly) Model and Year: 1995-96 BUICK ROADMASTER 1995-96 CADILLAC FLEETWOOD 1995-96 CHEVROLET CAPRICE, CAMARO, CORVETTE 1995-96 HOLDEN COMMODORE (VR AND VS) 1995-96 PONTIAC FIREBIRD 1995... Read More
1995 Corvette: Recall: High Shift Effort Into Reverse Gear on Manual Transmission
Viewed 1295 times since Tue, Jul 29, 2014
Subject: Product Campaign - High Shift Effort Into Reverse Gear on Manual TransmissionModel and Year: 1995 Chevrolet CorvetteSource: Chevrolet Product CampaignBulletin Number: 95-C-16To: All Chevrolet/Geo DealersGeneral Motors has determined that... Read More
1995 Corvette: Service Bulletin: 3 - 2 Downshift Flare (Reflash Control Module)
Viewed 581 times since Tue, Jul 29, 2014
Subject: 3 - 2 Downshift Flare (Reflash Control Module)Model and Year: 1995 CHEVROLET CORVETTE WITH 4L60-E TRANSMISSION (RPO M30) AND 3.07 REAR AXLE RATIO BUILT BEFORE VIN BREAKPOINT 105682Source: Chevrolet Dealer Service BulletinBulletin Number: 57... Read More
1995 Corvette: Service Bulletin: High Effort Shifting into Gears After Cold Soak
Viewed 620 times since Tue, Jul 29, 2014
Subject: High Effort Shifting into Gears After Cold Soak (Contact Technical Assistance) Model and Year: 1995 Chevrolet Corvette With 5.7L Engine (Vins J and P - RPOs LT5 and LT1) and 6-Speed Manual Transmission Source: Chevrolet Product... Read More
1996 - 1999 Corvette: Service Bulletin: No Reverse, Second Gear, or Fourth Gear
Viewed 757 times since Mon, Jul 28, 2014
Subject: No Reverse, Second Gear, or Fourth Gear (Replace the Reaction Sun Shell)Source: Chevrolet Dealer Technical Service BulletinNumber: 00-07-30-022Models: 1996 Buick Roadmaster1996 Cadillac Fleetwood1996 Caprice1996-99 Chevrolet Camaro,... Read More
1996 - 2000 Corvette: Service Bulletin: Harsh 1-2 Upshift, SES, MIL, or CEL Illuminated, DTC P1870 Set
Viewed 3413 times since Mon, Jul 28, 2014
Subject: Harsh 1-2 Upshift, SES, MIL, or CEL Illuminated, DTC P1870 Set (Replace Valve Body)Source: Chevrolet Dealer Technical Service BulletinNumber: 01-07-30-023BModels:1996 Buick Roadmaster1996 Cadillac Fleetwood1999-2000 Cadillac Escalade1996... Read More
1996 Corvette: Service Bulletin: 3 - 2 Part Throttle Downshift Flare
Viewed 1505 times since Mon, Jul 28, 2014
Subject: Service Bulletin: 3 - 2 Part Throttle Downshift Flare (Replace 3 - 2 Solenoid) Model and Year: 1996 BUICK ROADMASTER 1996 CADILLAC FLEETWOOD 1996 CHEVROLET CAMARO, CAPRICE, CORVETTE 1996 PONTIAC FIREBIRD 1996 OLDSMOBILE BRAVADA ... Read More
1996 Corvette: Transmission Diagnostic Trouble Codes
Viewed 773 times since Mon, Jul 28, 2014
1996:  Transmission Diagnostic Trouble Codes DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input DTC P0560 System Voltage DTC P0712 Transmission Fluid Temperature (TFT) Sensor Circuit Low Input DTC P0713 Transmission Fluid Temperature (TFT)... Read More