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NHTSA Engineering Analysis EA97024

Engineering Analysis · FUEL TUBE RETAINING CLIP FAILURE · Opened 1997-11-13 · Closed 1998-09-29

Investigation

Action number
EA97024
Type
Engineering Analysis
Open date
1997-11-13
Close date
1998-09-29
Manufacturer
General Motors, LLC
Affected makes
CHEVROLET; PONTIAC
Affected components
VEHICLE SPEED CONTROL:LINKAGES
Affected model years
1994, 1995, 1996, 1997
Affected (make, year) variants
8

Summary

MOST OF THE REPORTS REVIEWED IN THIS INVESTIGATION ARE FIRE INCIDENTS IN WHICH FUEL LEAKAGE HAS BEEN ALLEGED AS THE CAUSE OR THE AREA OF ORIGIN IS CONSISTENT WITH THE ALLEGED DEFECT.THERE IS NO EVIDENCE THAT THE SUBJECT CLIP WAS A FACTOR IN ANY OF THESE FIRE INCIDENTS AND NHTSA TESTING INDICATES THATBROKEN OR DISLODGED RETENTION CLIP DOES NOT RESULT IN SIGNIFICANT MOVEMENT OF THE FUEL LINE BUNDLE TOWARD THE LEFT SECONDARY AIR INJECTION CHECK VALVE.FAILURE OF THE CLIP PLACES THE FUEL LINE BUNDLE ASSEMBLY IN THE SAME CONFIGURATION AS THE 1993 MODEL YEAR LTI VEHICLES.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 NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Source

Authoritative
NHTSA ODI investigation page
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