Component
FUEL SYSTEM, GASOLINE:DELIVERY
Manufacturer
GENERAL MOTORS CORP.
What Happened
Your vehicle's fuel system has a faulty fuel pressure regulator that can leak fuel at a higher rate than usual, potentially causing a backfire.
Risk if Unfixed
If the backfire happens, it can rupture the intake manifold, causing a fuel line to break, which can lead to a fuel leak and possibly a fire.
Free Fix
You should take your vehicle to the dealership, where a new fuel pressure regulator with improved parts will be installed free of charge. The recall is being done in phases, starting on June 30, 2004, and September 30, 2004, and you can contact Buick, Oldsmobile, or Pontiac at the numbers listed for more information.
Show original NHTSA language
Original — What Happened
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL TO ENTER THE INTAKE MANIFOLD THROUGH A VACUUM LINE. IF THE ENGINE DOES NOT START WHEN CRANKED, THE FUEL FROM THE LEAKING REGULATOR AND A MISTIMED SPARK CAN CAUSE A BACKFIRE.
Original — Risk if Unfixed
THE BACKFIRE CAN RUPTURE THE INTAKE MANIFOLD. THE RUPTURE OF THE INTAKE MANIFOLD CAN DISPLACE A FUEL LINE, PULLING AN INJECTOR OUT OF PLACE, AND CAUSING A FUEL LEAK AND POSSIBLE FIRE.
Original — Remedy
DEALERS WILL INSTALL NEW FUEL PRESSURE REGULATORS WITH IMPROVED DIAPHRAGMS. THE RECALL WILL BE CONDUCTED IN PHASED MAILINGS. PHASE 1 BEGAN ON JUNE 30, 2004, AND PHASE 2 BEGAN ON SEPTEMBER 30, 2004. OWNERS SHOULD CONTACT BUICK AT 1-866-608-8080, OLDSMOBILE AT 1-800-630-6537, OR PONTIAC AT 1-800-620-7668.
View full recall details →
Repairs are free at any authorized dealer. Find a dealer →