1993 C4 Service Bulletins

Service Bulletin Number: 93-29-7A
Bulletin Sequence Number: 174
Date of Bulletin: 9210
NHTSA Item Number: SB032151
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: BUZZING NOISE FROM TRANSMISSION AT IDLE DG


Service Bulletin Number: 93-32-3E
Bulletin Sequence Number: 175
Date of Bulletin: 9210
NHTSA Item Number: SB032152
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: TIRES
Summary: DAMAGE CAUSED IN GM PLANTS-TORN BEAD RUBBER, TREAD CHUNKING DG


Service Bulletin Number: 93-35-6D
Bulletin Sequence Number: 177
Date of Bulletin: 9210
NHTSA Item Number: SB032154
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: ELECTRICAL SYSTEM:IGNITION
Summary: ENGINE MISS/HESITATION DUE TO PIERCED SECONDARY IGNITION COMPONENTS DG


Service Bulletin Number: 93-134-10
Bulletin Sequence Number: 024
Date of Bulletin: 9303
NHTSA Item Number: SB032863
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: ENGINE:OTHER PARTS
Summary: CRACKS OR DAMAGE TO COWL SURFACE DG


Service Bulletin Number: 93-169-3E
Bulletin Sequence Number: 052
Date of Bulletin: 9304
NHTSA Item Number: SB033142
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: WHEELS
Summary: TIRES SLIPPING ON WHEELS. *LDG


Service Bulletin Number: 93-228-7A
Bulletin Sequence Number: 102
Date of Bulletin: 9306
NHTSA Item Number: SB033373
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: CLICK/WHINE IN THIRD/FOURTH GEAR. *LDG


Service Bulletin Number: 93-224-5
Bulletin Sequence Number: 104
Date of Bulletin: 9306
NHTSA Item Number: SB033375
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: BRAKES:HYDRAULIC:ANTI-SKID CONTROL MODE SOLENOID SENSOR
Summary: BRAKE SERVICE LIGHT/ANTI-LOCK BRAKE SYSTEM LIGHT COMES ON, FALSE CODE 83. *LDG


Service Bulletin Number: RCL/93C17
Bulletin Sequence Number: 107
Date of Bulletin: 9306
NHTSA Item Number: SB033378
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: POWER TRAIN:DRIVELINE UNIVERSAL JOINT:UNKNOWN TYPE
Summary: PRODUCT CAMPAIGN 93C17 - CERTAIN CORVETTES MAY HAVE BEEN ASSEMBLED WITH REAR WHEEL SHAFT U-JOINT RETAINER BOLTS THAT ARE UNDER-TORQUED. DEALERS ARE TO RE-TORQUE REAR WHEEL SHAFT U-JOINT RETAINER BOLTS. FOR INVOLVED VEHICLES WITH OVER 25 MILES WHICH ARE FOUND TO HAVE UNDER TORQUED RETAINER BOLTS, THE UNDER- TORQUED RETAINER BOLTS AND THEIR CORRESPONDING RETAINERS WILL BE REPLACED. *LDG


Service Bulletin Number: RCL/93C02
Bulletin Sequence Number: 127
Date of Bulletin: 9210
NHTSA Item Number: SB033772
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: STEERING:POWER ASSIST:HOSE:FLUID
Summary: SAFETY RECALL 93C02 (NHTSA 92V-160) - COVETTE POWER STEERING GEAR INLET HOSE WHICH MAY FRACTURE. SINCE THE FLUID WITHIN THIS HOSE IS UNDER PRESSURE, FRACTURE OF THE HOSE COULD CAUSE POWER STEERING FLUID TO SPRAY OUT OF THE HOSE AND, IF AN IGNITION SOURCE IS PRESENT, AN ENGINE COMPARTMENT FIRE COULD OCCUR. DEALERS ARE TO REPLACE POWER STEERING GEAR INLET HOSE - CERTAIN 1992-93 CHEVORLET CORVETTES EQUIPPED WITH LT1 ENGINES BUILT AT BOWLING GREEN ASSEMBLY PLANT. *LDG


Service Bulletin Number: 93-273-6A
Bulletin Sequence Number: 151
Date of Bulletin: 9308
NHTSA Item Number: SB034200
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: ENGINE:OTHER PARTS
Summary: NOISY/FRAYING ACCESSORY DRIVE BELT. *LDG


Service Bulletin Number: 333210
Bulletin Sequence Number: 083
Date of Bulletin: 9309
NHTSA Item Number: SB034505
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: STEERING:COLUMN:TILT
Summary: STEERING COLUMN POPPING NOISE (REPLACE UPPER BEARING INNER RACE SEAT). *LDG


Service Bulletin Number: 333210A
Bulletin Sequence Number: 141
Date of Bulletin: 9312
NHTSA Item Number: SB035120
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: STEERING:COLUMN SHAFT UPPER
Summary: STEERING COLUMN POPPING NOISE (REPLACE UPPER BEARING INNER RACE SEAT) *TW


Service Bulletin Number: 377140
Bulletin Sequence Number: 163
Date of Bulletin: 9312
NHTSA Item Number: SB035142
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: POWER TRAIN:TRANSMISSION:5 SPEED AND UP
Summary: TRANSMISSION "WHINE" NOISE, LOSS OF MOTION IN ALL GEARS, OF MISSING CLUTCH HOUSING. *TW


Service Bulletin Number: 475001
Bulletin Sequence Number: 043
Date of Bulletin: 9402
NHTSA Item Number: SB035713
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: BRAKES:HYDRAULIC SYSTEM
Summary: ASR SERVICE LIGHT COMES ON INTERMITTENTLY. *TW


Service Bulletin Number: 91-208-3B
Bulletin Sequence Number: 109
Date of Bulletin: 9403
NHTSA Item Number: SB036039
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: STEERING:POWER ASSIST
Summary: REDUCED POWER STEERING ASSIST AT LOW AMBIENT TEMPERATURES. *TW


Service Bulletin Number: 93-131-10
Bulletin Sequence Number: 180
Date of Bulletin: 9303
NHTSA Item Number: SB039547
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: VISUAL SYSTEMS:GLASS:WINDOW:TAILGATE AND BACK DOOR
Summary: REAR LIFT WINDOW HARD TO OPEN/HINGE LOOSE TO GLASS. *TW


Service Bulletin Number: 93-151-10
Bulletin Sequence Number: 181
Date of Bulletin: 9303
NHTSA Item Number: SB039548
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: STRUCTURE:HOOD ASSEMBLY
Summary: HOOD WILL NOT OPEN, CABLE DISCONNECTED. *TW


Service Bulletin Number: 87-65-27
Bulletin Sequence Number: 310
Date of Bulletin: 9812
NHTSA Item Number: SB603086
Make: CHEVROLET
Model: CORVETTE
Year: 1993
Component: ENGINE
Summary: SOME VEHICLES EXPERIENCE ENGINE MISS/ POOR DRIVEABILITY SYMPTOMS. *YC