1983 Chevrolet Cavalier Service and Repair Manual
This factory service and repair manual for the 1983 Chevrolet Cavalier answers to a wide lineup and a narrow engine bay. Five bodies were built, from sedan and wagon to convertible, coupe and hatchback, across four trims, Base, CL, CS and Type-10, while under the hood there is one choice only: a naturally aspirated 2.0L overhead-valve inline-four of 122 cubic inches burning gasoline. Engine, fuel and ignition material therefore reads the same for every car, and the differences a technician has to track are structural, in glass, doors, tops and rear body.
Engines covered
- 2.0L inline-four (122 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
- 4-door wagon
- 2-door convertible
- 2-door coupe
- 2-door hatchback
Trims covered
- Base
- CL
- CS
- Type-10
Known issues on the 1983 Cavalier. Six recalls appear on the federal record. In one, the metal anchor bar in the floor pan fatigues and breaks around the driver's seat adjuster stud, letting the seat tip backward without warning. Another has the brake proportioner valve breaking away from the master cylinder, bleeding fluid and taking part of the braking system with it. A third involves a corroded check valve whose melted plastic pieces are drawn into the air cleaner and throttle body, where they can jam the throttle plate and keep the engine off idle. Owners logged 17 complaints, led by engine cooling and the electrical system at five each.
INTERNAL CORROSION OF PULSAIR CHECK VALVE ASSEMBLY COULD PERMIT EXHAUST GAS TO MELT THE PLASTIC SHUT OFF VALVE AND DRAW VALVE PIECES INTO THE AIR CLEANER AND THROTTLE BODY.
IF VALVE PIECES LODGE AGAINST THROTTLE PLATE, ENGINE MAYNOT RETURN TO IDLE RESULTING IN LO
REPLACE PULSAIR CHECK VALVE AND SHUT OFF VALVE WITH NEWLY DESIGNED VALVES.
THE LEFT FRONT SUSPENSION CONTROL ARM WHICH SUPPORTS THE FRONT WHEEL, BRAKE AND STEERING ASSEMBLY, MAY COME LOOSE AT ITS MOUNTING BRACKET. THIS IS DUE TO POSSIBLE INADEQUATE WELDIN
DEALER WILL INSPECT THE VEHICLE AND, IF NECESSARY, REPLACE THE LEFT FRONT SUSPENSION SUPPO
THE BRAKE PROPORTIONER VALVES MAY BREAK AND SEPARATE FROM THE MASTER CYLINDER. THIS WOULD ALLOW BRAKE FLUID TO LEAK AND WOULD RESULT IN A PARTIAL LOSS OF THE BRAKE SYSTEM.
THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE ALL SUSPECT VALVES.
POSSIBLE FUEL LEAKAGE COULD OCCUR AT THE THROTTLE BODY INJECTION FUEL FEED PIPE CONNECTION ON THE INVOLVED VEHICLES.
THE FUEL FEED LINE FITTING BOLT AND TWO WASHERS WILL BE REPLACED BY THE DEALER AT NO COST
SUDDEN ACCELERATION, CAUSING ACCIDENT. *SD
THE ENGINE OVERHEATED AND FLAMES BEGAN TO COME FROM UNDER THE HOOD, THE PLASTIC OVERFLOW TANK WAS MELTED AND THE PLASTIC CAP MELTED. (OHIO TRAFFIC CRASH REPORT) NLM
#2 PISTON BROKE BETWEEN OIL RING SLOT AND COMPRESSION RING SLOT CAUSING ENGINE FAILURE.
PLASTIC VALVE MELTED/LODGED AGAINST THE THROTTLE PLATE, CAUSING LOSS OF ACCELERATOR CONTROL PRIOR TO RECALL, RECALL REPAIRS REFUSED.
Showing the 4 most serious of 17 complaints filed with NHTSA.
