2004 Buick Regal Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2004 Buick Regal

2004 Buick Regal Problems

High Pressure Power Steering Hose Can Leak Fluid

The high pressure power steering hose will commonly leak fluid; it should be replaced.

Ignition Key Stuck Due to Failed Shifter

The automatic transmission shifter may fail, or a wire may break near the shifter causing the ignition key to become stuck in the ignition lock cylinder.

HVAC Display May Become Dim or Go Out Completely

The display on the heater and AC control panel may become dim or go completely blank. Our technicians tell us the control panel must be replaced to correct this fault.

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2004 Buick Regal Questions

The car's ABS/Traction/Service engine lights come on and go off independent of any obvious issue. One wheel speed sensor has already been replaced but the local shop sees an undefined issue in the front wheels/harness. (1 answer)

Who knows the best about this car? What should concern me the most?

What causes the Anti-Lock light to turn on? (1 answer)

While driving my car this light comes on sometimes,and my car turns off in the middle of the street and all of the lights on the panel go crazy. Already changed the module and fuse box. No codes come up when we took it to the mechanic at the dealer. Only advice given from the mechanic is to wait ...

Weak cabin heating and the engine light comes on. (3 answers)

The one time I have had the code checked it seemed to be a heating thermostat. The engine is running cooler since I had the coolant reservoir elbows replaced with aluminum units rather than plastic.

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2004 Buick Regal Recalls

Engine 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.

Engine Oil Leaks

Engine oil may leak from the valve cover area, which can cause a burning odor and increase risk of fire. Dealers will replace the spark plug wire retainer to redirect the dripping oil on affected vehicles, and will replace the left valve cover gasket on vehicles with the 3.8L V6 supercharged engine.

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