1983 PONTIAC GRAND AM

ODI HAS EXPANDED THE SCOPE OF ITS INVESTIGATION OF STEERING COLUMN FIRES TO INCLUDE ALL MODELS BUILT ON THE N-PLATFORM.GM HAS INDICATED IN ITS RESPONSE THAT THE SUBJECT VEHICLES ARE EQUIPPED WITH A ROTARY IGNITION SWITCH THAT HAS BEEN IN USE IN A NUMBER OF VEHICLE MODELS SINCE 1991 ON BOTH THE N AND... J-PLATFORMS.HOWEVER, THE 1994-1995 N-PLATFORM IS OVER REPRESENTED ACCOUNTING FOR 83 (81%) OF THE COMBINDED TOTAL OF 102 REPORTS DESPITE BEING ONLY 14.2% OF THE COMBINED POPULATION. OF THE 10 NEW REPORTS RECEIVED SINCE OPENING EA99-063, 7 INCLUDE ALLEGATIONS OF A NO START CONDITION WHEN ATTEMPTING TO ENGAGE THE STARTER.A FIRE IS CLAIMED TO HAVE ENSUED IN THE STEERING COLUMN IMMEDIATELY THERAFTER.GM ISSUED A TECHNICAL SERVICE BULLETIN (TSB) (NO. 433203) JULY 1994 WHIICH ADDRESSED OWNER COMPLAINTS THAT THE IGNITION SWITCH MAY NOT RETURN TO THE RUN POSITION AFTER THE VEHICLE HAS STARTED.THE TSB ADVISES THAT THE IGNITION SWITCH MOUNTING SCREWS MAY BE EXCESSIVELY TORQUED RESULTING IN DISTORTION OF THE SWITCH HOUSING.AN ENGINEERING ANALYSIS IS WARRANTED TO DETERMINE THE ROOT CAUSE(S) AND TO DETERMIN IF A SAFETY DEFECT EXISTS.Read more

ON JUNE 26, 1998, GENERAL MOTORS BEGAIN A SAFETY RECALL, 98V-146, TO RECALIBRATE THE AIR BAG SENSING AND DIAGNOSTIC MODULE (SDM) IN THE 1996 AND SOME 1997 J BODY CARS, CAVALIER AND SUNFIRE.DUE TO CERTAIN CALIBRATIONS IN THE AIR BAG SDM, THERE IS AN INCREASED RISK OF INADVERTENT AIR BAG DEPLOYMENT IN... A LOW SPEED CRASH OR WHEN AN OBJECT STRIKES THE FLOOR PAN.THE RECALL POPULATION CONSISTS OF 675,302 VEHICLES BUILT FROM APRIL 1995 THROUGH MAY 1997.ODI HAS RECEIVED 8 OWNER REPORTS ALLEGING INADVERTENT AIR BAG DEPLOYMENT WITHOUT A CRASH.THE PURPOSER OF THE RQ IS TO DETERMINE WHETHER GM SHOULD EXPAND THE RECALL TO INCLUDE THESE VEHICLES.CLOSING RESUME NOTE:AS OF AUGUST 5, 1999, ODI RECEIVED ONE ADDITIONAL COMPLAINT REGARDING THE ALLEGED DEFECT.THE INCIDENT RATES FOR THE SUBJECT VEHICLES ARE ABOUT ONE-THRID OF THE RATES OF THE RECALLED VEHICLES (WHEN THE RECALL WAS INITIATED).BASED ON THE AVAILABLE INFORMATION, A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOSE NOT EXIST.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY FUTURE CIRCUMSTANCES.Read more