Service Bulletin Number: 89-11-3E
Bulletin Sequence Number: 146
Date of Bulletin: 8810
NHTSA Item Number: SB003316
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: WHEELS
Summary: TIRE/WHEEL MOUNTING-CONTINUOUS IMPROVEMNETS IN MANUFACTURING PROCESS OF BOTH STE EL AND ALUMINUM WHEELS RESULTED IN GREATLY REDUCES VARIATIONS-DEALERS SHOULD NOT DISMOUNT TIRE TO ALIGN WHEEL'S VALVE WITH TIRE'S HIGHG POINT MARK-ALL 1989 CHEV ROLET CELEBRITY AND CORVETTE MODELS TLH

Service Bulletin Number: 89-58-7B
Bulletin Sequence Number: 004
Date of Bulletin: 8901
NHTSA Item Number: SB005345
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:5 SPEED AND UP
Summary: TRANSMISSION EXCHANGE PROGRAM ZED-F (6-SPEED MANUAL)-ALL 1989 CHEVROLET CORVETTE WITH ML9 OPTION CTW

Service Bulletin Number: 89-136-10
Bulletin Sequence Number: 046
Date of Bulletin: 8904
NHTSA Item Number: SB008239
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ENGINE
Summary: YELLOWING PAINT ON OR AROUND HEADLAMP DOORS-ON 1988-89 CORVETTES (WHITE PAINT ON LY)-THIS CONDITION IS DUE TO REACTION OF CLEAR COAT TO SOME RUBBER COMPONENTS IN ENGINE COMPARTMENT-TO CORRECT THIS NEW SERVICE KIT, P/N 10105330, IS AVAILABLE-A LL 1988/89 CHEVROLET CORVETTES BEFORE VIN K5113927 CTW

Service Bulletin Number: 89-216-7C
Bulletin Sequence Number: 053
Date of Bulletin: 8907
NHTSA Item Number: SB008246
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:CLUTCH ASSEMBLY
Summary: SOME 1989 CORVETTES WITH ZF 6-SPEED TRANSMISSIONS EXHIBIT HIGHER THAN NORMAL SHI FT EFFORTS AND/OR SHIFT CLASH-THESE CONDITIONS CAUSED BY LOSS OF FULL CLUTCH DIS ENGAGEMENT DUE LEAKING HYDRAULIC ACTUATOR (SLAVE CYLINDER) ASSEMBLY-TO REPAIR TH IS INSTALL NEW HYDRAULIC CLUTCH ACTUATOR AND MASTER CYLINDER ASSEMBLY-P/N 100852 05 CYLINDER ASSEMBLY-CLUTCH MASTER AND ACTUATOR-ALL CHEVROLET DEALER/SERVICE MAN AGERS CTW

Service Bulletin Number: 89-227-1D
Bulletin Sequence Number: 064
Date of Bulletin: 8907
NHTSA Item Number: SB008483
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: AIR CONDITIONER:COMPRESSOR
Summary: AIR CONDITIONING COMPRESSOR SUCTION/DISCHARGE PORT SEALS-HARRISON RADIATOR CHANG ED TO NEW "OVAL" DESIGN "O" RING FRO SUCTION/DISCHARGE PORTS-DO NOT USE 1988 "O" RINGS ON 1989 VEHICLES-IF NEW OVAL "O" RING NEEDED P/N 6558587-DELCO P/N FOR NEW "O" RING(15-3886)-ALL 1989 CHEVROLET A/B/F/J/L/Y CARS W/R4,V-5,HR-6 COMPRESSORS.

Service Bulletin Number: 89-262-5
Bulletin Sequence Number: 078
Date of Bulletin: 8909
NHTSA Item Number: SB009372
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: SUSPENSION:INDEPENDENT FRONT CONTROL ARM:UNKNOWN TYPE
Summary: LIGHT BRAKE DRAG-BRAKE SWITCH ADJUSTMENT-THESE CONDITIONS MORE NOTICEABLE ON VEH ICLES WHICH HAVE ANTI LOCK BRAKE SYSTEM-THIS CAUSED BY IMPROPER BRAKE SWITCH ADJ USTMENT, SWITCH MAY PUSH ON BRAKE PEDAL & CAUSE BRAKE TO REMAIN PARTIALLY APPLIE D-PERFORM FUNCTIONAL BRAKE SWITCH ADJUSTMENT CHECK-ALL 1980 TO 1989 CHEVROLET A/ B/F/G/J/L/X AND Y MODEL CARS DG

Service Bulletin Number: 90-92-10
Bulletin Sequence Number: 090
Date of Bulletin: 8911
NHTSA Item Number: SB010926
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: INTERIOR SYSTEMS
Summary: LOOSE CARPET ON SIDE WALL TRIM PADS-CARPETS INSERTS ATTACHED TO SIDE WALL, DOOR, QUARTER & TAILGATE TRIM PANELS WHICH HAVE BECOME LOOSE MAY BE REATTACHED WITH 3M GENERAL TRIM ADHESHIVE #08080-ALL 1980-90 CHEVROLET A,B,F,J,L,W,X & Y CARS GM

Service Bulletin Number: SUPP/89C178
Bulletin Sequence Number: 018
Date of Bulletin: 9004
NHTSA Item Number: SB013523
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STEERING:LINKAGES:TIE ROD:END
Summary: PRODUCT SAFETY CAMPAIGN 89C17(A) REAR WHEEL TIE ROD-BULLETIN REVISES TOOLS REQUI RED PORTION SERVICE PROCEDURE SECTION FOR CHEVROLET CAMPAIGN BULLETIN 89C17 DATE ED 3/90-SPECIFICALLY 2 ADDITIONAL ESSENTIAL TOOL COMBINATIONS CREATED WHICH MAY BE USED IN PLACE OF A/C COMPRESSOR TOOL KIT IF NECESSARY J-24319-01/UNIVERSAL ST EERING LINKAGE PULLER, J-29892-A/(R-4) COMPRESSOR TOOL KIT-ALL 1988/89 CHEVROLET CORVETTES CE

Service Bulletin Number: 90-154-10
Bulletin Sequence Number: 052
Date of Bulletin: 9002
NHTSA Item Number: SB013863
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: INTERIOR SYSTEMS:SEATS
Summary: CUSHION RETAINING WIRE SERVICE PART-NEW REPLACEMENT PART AVAILABLE-84-90 CHEVY C ORVETTE RC

Service Bulletin Number: 90-156-7B
Bulletin Sequence Number: 054
Date of Bulletin: 9002
NHTSA Item Number: SB013865
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:5 SPEED AND UP
Summary: TRANSMISSION EXANGE PROGRAM-TO GAIN FEEDBACK ON NEW ZF 6-SPEED-89-90 CHEVY CORVE TTE RC

Service Bulletin Number: 90-162-7A
Bulletin Sequence Number: 059
Date of Bulletin: 9002
NHTSA Item Number: SB013870
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: SUSPENSION:SINGLE AXLE:REAR
Summary: REMOVE REAR CASE BUSHING OR REAR EXTENSION BUSHING-NEW ON-VEHICLE SERVICE PROCED URE-76-90 CHEVY B, F, G, Y CARS RC

Service Bulletin Number: 91-14-8A
Bulletin Sequence Number: 064
Date of Bulletin: 9004
NHTSA Item Number: SB013875
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:BATTERY
Summary: PARASITC DRAIN ON BATTERY-VEH MAY EXHIBIT FAILURE MODE OF A CONTROL MODULE DUE T O HIGH PARASITC CURRENT DRAIN-DIAGNOSTICS-ALL 1982-91 CHEVY RC

Service Bulletin Number: 90-183-10
Bulletin Sequence Number: 069
Date of Bulletin: 9003
NHTSA Item Number: SB013880
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STRUCTURE:TRUNK LID AND DOOR ASSEMBLY
Summary: STOWAGE LID NOT FLUSH WITH REAR DECK-MAY BE CAUSED BY LACK OF ADHESIVE BETWEEN T HE STEEL INNER REINFORCEMENT AND STOWAGE COMPARTMENT LID INNER PANEL-REPAIR PROC EDURES-89-90 CHEVY CORVETTE RC

Service Bulletin Number: 90-187-6
Bulletin Sequence Number: 072
Date of Bulletin: 9003
NHTSA Item Number: SB013883
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ENGINE
Summary: PROPER INSTALLATION OF 75MM OIL FILTER-ALL 80-89 CHEVY MODELS RC

Service Bulletin Number: 90-246-6A
Bulletin Sequence Number: 091
Date of Bulletin: 9005
NHTSA Item Number: SB013902
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ENGINE
Summary: INFOR ON NEW DESIGN CYLINDER HEADS-86-90 CHEVY CAPRICE, CAMARO, CORVETTE RC

Service Bulletin Number: 90-248-8B
Bulletin Sequence Number: 092
Date of Bulletin: 9005
NHTSA Item Number: SB013903
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: LIGHTING AND COMMUNICATIONS SYSTEMS
Summary: UNDERHOOD LAMPS INOPERATIVE/STAYING ON-MAY BE DUE TO MERCURY SWITCH BEING PARTIA LLY OR WHOLLY DISENGAGED OR SHORTED/OPEN INTERNAL CIRCUIT-REPLACE SWITCH W/NEW P N 16503204-1984-90 CHEVY CORVETTE RC

Service Bulletin Number: 90-203-10
Bulletin Sequence Number: 103
Date of Bulletin: 9004
NHTSA Item Number: SB013949
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STRUCTURE:BODY ROOF
Summary: MOUNTING BRACKET RATTLE AT REAR OF HARDTOP-CAUSED BY LOOSE HARDTOP MOUNTING BRAC KETS-SOME BRACKETS WERE MOUNT W/RIVETS THAT WERE TOO SHORT-REPAIR PROCEDURES-89/ 90 CHEVY CORVETTE CONVERTIBLE RC

Service Bulletin Number: 90-256-7A
Bulletin Sequence Number: 104
Date of Bulletin: 9005
NHTSA Item Number: SB013950
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: SERVICE REPLACEMENT TRANSMISSIONS ASSEMBLY (SRTA) PROGRAM INTRO-82-90 CHEVY W/TH M 200-4R AUTOMATIC TRANS RC

Service Bulletin Number: 90-191-7A
Bulletin Sequence Number: 121
Date of Bulletin: 9003
NHTSA Item Number: SB014051
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:CLUTCH ASSEMBLY
Summary: REVISED DRIVE LINK WEAR SPECS TO MIN NOISE-84-90 CHEVY A, J, L, T, X CARDS & 90 LUMINA & LUMINA APV W/3T40 OR 4T60 AUTOMATIC RC

Service Bulletin Number: 90-216-6
Bulletin Sequence Number: 126
Date of Bulletin: 9004
NHTSA Item Number: SB014056
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ENGINE
Summary: PROPER INSTALLATION OF 75MM OIL FILTER-INSTRUCTIONS-ALL 81-90 CHEVY RC

Service Bulletin Number: 91-62-6B
Bulletin Sequence Number: 139
Date of Bulletin: 9008
NHTSA Item Number: SB017653
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ENGINE COOLING SYSTEM
Summary: RECOMMENDED COOLANT USAGE-ALL 88-91 CHEVY RC

Service Bulletin Number: 91-57-6E
Bulletin Sequence Number: 140
Date of Bulletin: 9008
NHTSA Item Number: SB017654
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: MANUFACTURER'S INFORMATION TO DEALERS
Summary: INFO ON STATE EMISSIONS TESTING-ALL 81-91 CHEVY RC

Service Bulletin Number: 90-321-3E
Bulletin Sequence Number: 151
Date of Bulletin: 9008
NHTSA Item Number: SB017715
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: WHEELS
Summary: PROCEDURES ON SCUFF REMOVAL FROMALUMINUM WHEELS-81-90 CHEVY RC

Service Bulletin Number: 91-85-8A
Bulletin Sequence Number: 179
Date of Bulletin: 9010
NHTSA Item Number: SB017842
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:IGNITION
Summary: PROCEDURE FOR CHECKING CONNECTOR TERMINAL CONTACT-DIAGNOSTICS-82-91 CHEVY RC

Service Bulletin Number: 89-314-6
Bulletin Sequence Number: 180
Date of Bulletin: 9007
NHTSA Item Number: SB017904
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: EXHAUST SYSTEM
Summary: TAILPIPE SMOKE ON STARTUP-DIAGNOSTIC HINTS-87-89 CHEVY RC

Service Bulletin Number: 90-291-10
Bulletin Sequence Number: 187
Date of Bulletin: 9007
NHTSA Item Number: SB017911
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: INTERIOR SYSTEMS:PASSIVE RESTRAINTS
Summary: SEAT BELT EXTENDER-PART ANNOUNCEMENT-89-90 CHEVY CORVETTE RC

Service Bulletin Number: 90-293-5
Bulletin Sequence Number: 189
Date of Bulletin: 9007
NHTSA Item Number: SB017913
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: BRAKES:HYDRAULIC SYSTEM
Summary: BRAKE ROTOR POOR FINISH AND/OR HARD BRAKE PEDAL FEEL AFTER REFINISH-DUE TO USING NONM-ORIGINAL CUTTING TIPS-ONLY ORIGINALS SHOULD BE USED-81-90 CHEVY RC

Service Bulletin Number: 90-372-7A
Bulletin Sequence Number: 200
Date of Bulletin: 9010
NHTSA Item Number: SB017924
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN
Summary: SERVICE REPLACEMENT TRANS ASSEMBLY MODEL UPDATE-82-90 CHEVY RC

Service Bulletin Number: 91-112-7A
Bulletin Sequence Number: 225
Date of Bulletin: 9011
NHTSA Item Number: SB017949
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:CLUTCH ASSEMBLY
Summary: NEW 3-4 CLUTCH PLATES-DESCRIPTION-87-91 CHEVY RC

Service Bulletin Number: 90-376-3B
Bulletin Sequence Number: 231
Date of Bulletin: 9011
NHTSA Item Number: SB021865
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STEERING:POWER ASSIST
Summary: POWER STEERING MOAN CAUSED BY STEERING PUMP PRESSURE PULSES AND ENG FIRING FREQU ENCY TRANSMITTED THROUGH BODY-88-90 CORVETTE RC

Service Bulletin Number: 91-35-3E
Bulletin Sequence Number: 238
Date of Bulletin: 9008
NHTSA Item Number: SB021872
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: WHEELS
Summary: WHEEL WEIGHTS FOR ALUMINUM WHEELS-85-91 CHEVY RC

Service Bulletin Number: 91-126-8E
Bulletin Sequence Number: 244
Date of Bulletin: 9011
NHTSA Item Number: SB021878
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: VISUAL SYSTEMS:WINDSHIELD WIPER AND WASHER
Summary: CHATTERING WIPER BLADES-CLEANING PROCEDURES-ALL CHEVY & TRUCK RC

Service Bulletin Number: 91-133-5
Bulletin Sequence Number: 246
Date of Bulletin: 9012
NHTSA Item Number: SB021880
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: BRAKES:HYDRAULIC SYSTEM
Summary: CHANGE IN EFFECTIVENESS AFTER DISC BRAKE ROTOR REFINISH/PAD REPLACEMENT-DUE TO N EW MATERIALS-ALL CHEVY & TRUCK RC

Service Bulletin Number: 91-186-7A
Bulletin Sequence Number: 017
Date of Bulletin: 9102
NHTSA Item Number: SB022068
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:CLUTCH ASSEMBLY
Summary: LOW/REVERSE CLUTCH FAILURE CAUSED BY CASE CASTING FLASH INTERFERING W/CLUTCH PLA TE TRAVEL-87-91 CHEVY AND TRUCK RC

Service Bulletin Number: 91-204-3B
Bulletin Sequence Number: 025
Date of Bulletin: 9102
NHTSA Item Number: SB022076
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STEERING:WHEEL AND COLUMN
Summary: PROPER INSTALLATION OF SIR COIL ASSEMBLY-89-91 CHEVY RC

Service Bulletin Number: 91-208-3B
Bulletin Sequence Number: 027
Date of Bulletin: 9102
NHTSA Item Number: SB022078
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STEERING:POWER ASSIST
Summary: REDUCED POWER STEERING ASSIST AT LOW AMBIENT TEMPS-< 10 DEGRESS F-STEERING FLUID THICKENS-NEW LOW TEMP FLUID DEVELOPED-ALL 80-91 CHEVY RC

Service Bulletin Number: 91-123-6D
Bulletin Sequence Number: 028
Date of Bulletin: 9102
NHTSA Item Number: SB022079
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:BATTERY
Summary: DEAD BATTERY DUE TO EXCESSIVE CURRENT DRAW-NEW PARASITIC DRAW TEST-ALL 80-91 CHE VY RC

Service Bulletin Number: 91-231-6D
Bulletin Sequence Number: 038
Date of Bulletin: 9103
NHTSA Item Number: SB022089
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:IGNITION
Summary: NO START-PAINT BUILD UP ON STARTER-88-91 CORVETTE RC

Service Bulletin Number: 91-251-0B
Bulletin Sequence Number: 80
Date of Bulletin: 9103
NHTSA Item Number: SB024280
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:IGNITION
Summary: PAINT ETCHING/STAINING BC

Service Bulletin Number: 90-410-8E
Bulletin Sequence Number: 054
Date of Bulletin: 9103
NHTSA Item Number: SB024287
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: VISUAL SYSTEMS:WINDSHIELD WIPER AND WASHER
Summary: WIPER MOTOR STARTS IN HIGH SPEED ONLY-BURRS ON INTERNAL MOTOR PARK LATCH PREVENT THE NECESSARY MOVEMENT OF THE LATCH FOR A NORMAL LOW SPEED START BC

Service Bulletin Number: 91-241-5
Bulletin Sequence Number: 058
Date of Bulletin: 9103
NHTSA Item Number: SB025662
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: BRAKES:HYDRAULIC:ANTI-SKID SYSTEM
Summary: ABS NOISE SELF TEST-1986 TO 1991 CORVETTE AND 1989-91 CAPRICE DG

Service Bulletin Number: 90-416-8E
Bulletin Sequence Number: 064
Date of Bulletin: 9104
NHTSA Item Number: SB026265
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: VISUAL SYSTEMS:WINDSHIELD WIPER:MOTOR
Summary: WIPER MOTOR STARTS IN HIGH SPEED ONLY, BURRS ON INTERNAL MOTOR PARK LATCH PREVEN T NECESSARY MOVEMENT OF LATCH NORMAL LOW SPEED START-INSTALL PARK SWITCH IN WIPE R MOTOR-1989/90 CELEBRITY/CAMARO/CORSICA/BERETTA/CORVETTE AND LUMINA CM

Service Bulletin Number: 91-280-6E
Bulletin Sequence Number: 065
Date of Bulletin: 9104
NHTSA Item Number: SB026266
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: FUEL:FUEL INJECTION SYSTEM
Summary: MULTEC PORT FUEL INJECTORS/CLEANING-1986/91 CAMARO/CAVALIER/CORVETTE, 1986/90 CE LEBRITY, 1987/91 CORSICA AND BERETTA AND 1990/91 LUMINA CM

Service Bulletin Number: 91-283-7A
Bulletin Sequence Number: 069
Date of Bulletin: 9104
NHTSA Item Number: SB026270
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: BINDING OR INOPERATIVE IN REVERSE-STUCK 4-3 SEQUENCE VALVE AND/OR 2-3 SHIFT VALV E, TO CORRECT VALVE BODY MUST BE COMPLETELY DISASSEMBLED AND RECONDITIONED ACCOR DING TO PROCEDURES-1982-91 CHEVY CARS W/ 700R4 AUTO TRANSMISSIONS CM

Service Bulletin Number: 90-420-8E
Bulletin Sequence Number: 081
Date of Bulletin: 9105
NHTSA Item Number: SB027116
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: VISUAL SYSTEMS:GLASS
Summary: WIPER MOTOR STARTS IN HIGH SPEED ONLY-1989/90 CELEBRITY/CAMARO/CORSICA/BERETTA/L LUMINA/CORVETTE LW

Service Bulletin Number: 90-423-9A
Bulletin Sequence Number: 082
Date of Bulletin: 9105
NHTSA Item Number: SB027117
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: EQUIPMENT:ELECTRIC POWER ACCESSORIES
Summary: POWER ANTENNA MAY NOT RETRACT-1989/90 CAMARO & CORVETTE LW

Service Bulletin Number: 91-312-6E
Bulletin Sequence Number: 095
Date of Bulletin: 9105
NHTSA Item Number: SB027130
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: FUEL:FUEL INJECTION SYSTEM
Summary: MULTEC PORT FUEL INJECTORS/CLEANING-1986-90 CELEBRITY, 1986-91 CAMARO/CAVALIER/ CORVETTE, 1987-91 CORSICA/BERETTA, AND 1990/91 LUMINA/STORM LW

Service Bulletin Number: 90-412-10
Bulletin Sequence Number: 115
Date of Bulletin: 9103
NHTSA Item Number: SB027341
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: EQUIPMENT:ELECTRIC POWER ACCESSORIES:SEATS
Summary: POWER SEAT INOPERATIVE AND/OR BLOWS FUSE-SEAT CONTROL SWITCH WIRE HARNESS MAY BE SHORTED AT GEARNUT SUPPORT BRACKET-REPAIR AND/OR REPLACE HARNESS AS REQUIRED-198 4-1990 CORVETTES LW

Service Bulletin Number: 91-371-7A
Bulletin Sequence Number: 126
Date of Bulletin: 9107
NHTSA Item Number: SB028103
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: TRANSMISSION STUCK IN FIRST GEAR-INSTALL NEW RETAINING RING, BE CAREFUL NOT TO OVER EXPAND THE RETAINING RING-1982 TO 1991 CHEVY CAPRICE/CAMARO & CORVETTES DG

Service Bulletin Number: 91-384-6E
Bulletin Sequence Number: 132
Date of Bulletin: 9108
NHTSA Item Number: SB028104
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:IGNITION:ELECTRONIC CONTROL UNIT
Summary: DAMAGED ECM/PCM AND/OR MIS-DIAGNOSED ECM/PCM SYMPTOMS DUE TO INCORRECT "TAP-TEST ING" PROCEDURES-ALL 1982 TO 1991 CHEVROLET CARS DG

Service Bulletin Number: 89-327-6D
Bulletin Sequence Number: 133
Date of Bulletin: 9105
NHTSA Item Number: SB028295
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: FUEL:FUEL INJECTION SYSTEM
Summary: INTERMITTENT NO START, LONG CRANK, STALL, OR ENGINE SURGE-BOTH MAF RELAYS(BURN O FF AND BURN OFF CONTROL)SHOULD BE REPLACED-1988/89 CORVETTE DG

Service Bulletin Number: 91-390-7A
Bulletin Sequence Number: 142
Date of Bulletin: 9108
NHTSA Item Number: SB028529
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: NEW OUTPUT SHAFTS & INPUT HOUSING TO OUTPUT SHAFT SEAL-1982 TO 1991 CAPRICE, CAM ARO AND CORVETTES DG

Service Bulletin Number: 91-396-7A
Bulletin Sequence Number: 143
Date of Bulletin: 9108
NHTSA Item Number: SB028530
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: EVALUATING PEENED SPACER PLATES-1982 TO 1991 CHEVROLET CARS WITH A/T DG

Service Bulletin Number: 92-35-1D
Bulletin Sequence Number: 176
Date of Bulletin: 9111
NHTSA Item Number: SB029860
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: AIR CONDITIONER:COMPRESSOR
Summary: A/C COMPRESSOR SEALING WASHER USAGE DG

Service Bulletin Number: 91-449-6A
Bulletin Sequence Number: 182
Date of Bulletin: 9111
NHTSA Item Number: SB029963
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: EXHAUST SYSTEM
Summary: TAILPIPE SMOKE ON STARTUP DG

Service Bulletin Number: 92-42-7A
Bulletin Sequence Number: 183
Date of Bulletin: 9111
NHTSA Item Number: SB029964
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: INTERMITTENT TRANSMISSION DOWNSHIFT DG

Service Bulletin Number: 91-493-7A
Bulletin Sequence Number: 053
Date of Bulletin: 9203
NHTSA Item Number: SB031120
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: 4L60 TRANSMISSION-NO REVERSE/DELAYED REVERSE COLD

Service Bulletin Number: 92-157-7A
Bulletin Sequence Number: 076
Date of Bulletin: 9204
NHTSA Item Number: SB031281
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: CLICK/WHINE IN 3RD/4TH GEAR DG

Service Bulletin Number: 93-29-7A
Bulletin Sequence Number: 174
Date of Bulletin: 9210
NHTSA Item Number: SB032151
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: BUZZING NOISE FROM TRANSMISSION AT IDLE DG

Service Bulletin Number: 93-35-6D
Bulletin Sequence Number: 177
Date of Bulletin: 9210
NHTSA Item Number: SB032154
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: ELECTRICAL SYSTEM:IGNITION
Summary: ENGINE MISS/HESITATION DUE TO PIERCED SECONDARY IGNITION COMPONENTS DG

Service Bulletin Number: 93-169-3E
Bulletin Sequence Number: 052
Date of Bulletin: 9304
NHTSA Item Number: SB033142
Make: CHEVROLET
Model: CORVETTE
Year: 1989
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: 1989
Component: POWER TRAIN:TRANSMISSION:AUTOMATIC
Summary: CLICK/WHINE IN THIRD/FOURTH GEAR. *LDG

Service Bulletin Number: CAMP/89C25
Bulletin Sequence Number: 141
Date of Bulletin: 9308
NHTSA Item Number: SB034169
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: EXHAUST/CRANKCASE EMISSION CONTROL:HOSES:LINES
Summary: PRODUCT CAMPAIGN 89C25 - EVAPORATIVE EMISSION HOSES MAY DETERIORATE, CRACK, AND LEAK. *LDG

Service Bulletin Number: RCL/89C25
Bulletin Sequence Number: 142
Date of Bulletin: 9308
NHTSA Item Number: SB034170
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: EXHAUST/CRANKCASE EMISSION CONTROL:HOSES:LINES
Summary: RECALL CAMPAIGN 89C25 - CORVETTE EVAPORATIVE EMISSION HOSES MAY DETERIORATE, CRACK, AND LEAK. TO RETURN THESE VEHICLES TO THEIR "AS CERTIFIED" STATE, DEALERS ARE TO REPLACE THE TWO (2) SUSPECT EVAPORATIVE EMISSION HOSES WITH IMPROVED EVAPORATIVE EMISSION HOSES WHICH WILL BE SECURED WITH HOSE CLAMPS - CERTAIN 1988-89 CHEVROLET CORVETTE MODEL VEHICLES BUILT AT BOWLING GREEN ASSEMBLY PLANT. *LDG

Service Bulletin Number: 91-208-3B
Bulletin Sequence Number: 109
Date of Bulletin: 9403
NHTSA Item Number: SB036039
Make: CHEVROLET
Model: CORVETTE
Year: 1989
Component: STEERING:POWER ASSIST
Summary: REDUCED POWER STEERING ASSIST AT LOW AMBIENT TEMPERATURES. *TW