1983 Chevrolet CAVALIER recalls

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.

Consequence

IF VALVE PIECES LODGE AGAINST THROTTLE PLATE, ENGINE MAYNOT RETURN TO IDLE RESULTING IN LOSS ACCELERATOR CONTROL AND POSSIBLY A CRASH.

Remedy

REPLACE PULSAIR CHECK VALVE AND SHUT OFF VALVE WITH NEWLY DESIGNED VALVES.

SYSTEM: PULSAIR CHECK VALVEVEHICLE DESCRIPTION: PASSENGER CARS EQUIPPED WITH 2.0L ENGINES.

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.

Remedy

THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE ALL SUSPECT VALVES.

VEHICLE DESCRIPTION: PASSENGER VEHICLES.SYSTEM: SERVICE BRAKES; BRAKE PROPORTIONER VALVES.CONSEQUENCES OF DEFECT: SINCE THIS IS A DUAL BRAKE SYSTEM, PART OF THE SYSTEMWILL STILL WORK AND ALLOW THE VEHICLE TO BE STOPPED, BUT OVER A GREATERDISTANCE. PARTIAL LOSS OF THE BRAKING SYSTEM AT A TIME WHEN MINIMUM STOPPINGDISTANCE IS REQUIRED COULD RESULT IN A VEHICLE ACCIDENT WITHOUT PRIOR WARNING.

POSSIBLE FUEL LEAKAGE COULD OCCUR AT THE THROTTLE BODY INJECTION FUEL FEED PIPE CONNECTION ON THE INVOLVED VEHICLES.

Remedy

THE FUEL FEED LINE FITTING BOLT AND TWO WASHERS WILL BE REPLACED BY THE DEALER AT NO COST TO OWNER.

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH 2.0 LITER ENGINES.SYSTEM: FUEL; FUEL FEED PIPE CONNECTION.CONSEQUENCES OF DEFECT: IF AN IGNITION SOURCE IS PRESENT WHEN FUEL LEAKAGEOCCURS, A FIRE COULD START AND COULD SPREAD TO THE PASSENGER COMPARTMENT,CAUSING SERIOUS PERSONAL INJURY TO PASSENGERS.

THE METAL FLOOR PAN ANCHOR BAR COULD FATIGUE AND BREAK AROUND THE LEFT FRONT OUTER SEAT ADJUSTER STUD OF THE DRIVERS SEAT, ALLOWING THE STUD TO SEPARATE FROM THE FLOOR PAN ANCHOR BAR.

Consequence

DRIVERS SEAT COULD TIP REARWARD UNEXPECTEDLY; THIS COULDRESULT IN LOSS OF CONTROL AND A VEHICLE CRASH WITHOUT PRIOR WARNING.

Remedy

INSTALL A REINFORCEMENT BRACKET ON THE FLOOR PAN ANCHOR BAR AT THE LEFT FRONT OUTER SEAT ADJUSTER POSITION OF THE DRIVERS SEAT.

SYSTEM: DRIVERS SEAT.VEHICLE DESCRIPTION: PASSENGER CARS EQUIPPED WITH MANUALLY ADJUSTABLE DRIVERSSEAT.

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 WELDING OF THE BRACKET.

Remedy

DEALER WILL INSPECT THE VEHICLE AND, IF NECESSARY, REPLACE THE LEFT FRONT SUSPENSION SUPPORT ASSEMBLY AT NO COST.

VEHICLE DESCRIPTION: PASSENGER VEHICLES.SYSTEM: SUSPENSION; LEFT FRONT SUSPENSION CONTROL ARM.CONSEQUENCES OF DEFECT: IF THESE WELDS BREAK, LOSS OF STEERING CONTROL, BRAKEMALFUNCTION AND A VEHICLE ACCIDENT COULD RESULT.NOTE: IN THE EVENT OF WELD SEPARATION, THE CONTROL ARM WILL MAKE A LOUDCLUNKING NOISE WHICH WILL BE PARTICULARLY NOTICEABLE DURING BRAKE APPLICATIONAND ACCELERATION. IF THESE NOISES ARE IGNORED, THE CONTROL ARM MAY EVENTUALLYFAIL AND AN ACCIDENT COULD FOLLOW.