Best to get a shop manual for this operation, if you have not replaced it before. Usually there is an "Idler Pulley" on many late model cars that is "spring loaded". You "Bias" this pulley using the big nut in the middle of the pulley (usually with a socket wrench) so that the serpentine belt has enough slack in it so you can remove it. Install new belt by reverse procedure.
there is no light bulb for the odometer. its a digital display. you have to replace the dash. used usally a 100. or so. had it happen to me. 2000 buick regal gs
The PCV valve for a 1999 Regal 3.8 is located on the top of the valve cover. The valve pulls out to replace it.
Where is the headlight sensor for a 1999 buick regal? Its in the back, sike ;D
Why is my security light on and will not let my key come out of the ignition. 1999 buick regal
It's not on a track, the 1999 Regal windows have cables, therefore, you will have to replace the window motor.
removal of rack and penion on 1999 buick regal GS
how do you change the rear license plate light on a 1999 Buick Regal
It is at the back of the engine on the pass side. It is under the alternator, follow the serpentine belt to the power steering pump.
underneath the car midway on the passenger side in front of the gas tank
In the fuel tank.
The rear speakers on a 1999 Buick Regal are removed by accessing the speakers from the trunk. The mounting bolts and then removed, the wires disconnected, and the speakers lowered from their mounts.