Investigation EA02030: 1996–2002 Buick Lesabre

Status

CLOSED

Opened

Oct 22, 2002

Closed

Mar 9, 2004

Model years

1996–2002

Subject

Engine compartment fires

Component: Fuel system, gasoline › Delivery

Summary

Ea02-030 is closed with gmea02-030 is closed with gm?s actions in 03v-473 and 04v-090 recalling approximately 529,000 my 1998-99 c- and h-body vehicles equipped with defective fuel pressure regulators.these vehicles were equipped with plastic intake manifolds that are unable to contain pressures that occur in some backfire events and defective fuel pressure regulators with leaking diaphragms that can provide a source of fuel to produce a combustible air-fuel mixture in the manifold.the closing of this investigation does not constitute a finding by odi that no safety defect exists in the vehicles that are not included in gm?s recalls.odi will continue to monitor the incidence of manifold ruptures and related fires in other my 1995-2002 gm passenger cars equipped with the subject intake manifold.for additional information, see the attached closing report.

An NHTSA investigation looks into whether a safety defect exists. Opening one is not a finding. Outcomes can include a recall, closure without action, or further inquiry.

Model years covered

• 2002 Buick Lesabre310 complaints
• 2001 Buick Lesabre328 complaints
• 2000 Buick Lesabre669 complaints
• 1999 Buick Lesabre209 complaints
• 1998 Buick Lesabre400 complaints
• 1997 Buick Lesabre394 complaints
• 1996 Buick Lesabre98 complaints