2003 Buick Regal Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 Buick Regal
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2003 Buick Regal ProblemsStalling Due to Mass Air Flow or Crankshaft Position Sensor Failure
The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.
2003 Buick Regal Questionswhat is the cost of replacing lifter for trunk (3 answers)
2003 Buick Regal
-started studdering in idle at long lights last week
-2 days ago, lost get up and go at acceleration, studdered, and not able to get above 30mph.
-was told its misfiring, changed spark plugs. Timing is off slightly
-overheated, wouldn't turn over
2003 Buick Regal RecallsEngine Oil Leaks Onto Exhaust Manifold
Engine oil can leak onto the exhaust manifold, causing a fire hazard. This concern was addressed in previous recall notifications, but improvements to the repair have been made. Dealers will make improved repairs free of charge to resolve the concern.