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Kinda had wierd problem with this on my 91. If I knew I had to add some, I had to run car until it was up to operating temp, then very carefully loosen radiator cap to top it off, it didn't seem to want to suck it out of the overflow tank. Becareful HOT!
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Where is the PCV valve located on a 1991 Buick Regal Custom 3800?
the PCV valve is located on the valve cover of a 1991 Regal Custom. It is plugged in and can be easily changed.
Where can you get an owner's manual for a 1991 Buick Regal Custom?
Ebay has several most of the time, search 91 Regal
Why does my 1991 Buick Regal Custom die when idling at red light?
I do not know. Thank You, J. D. Bloom
Does 1996 Buick Regal customs doors fit a 1991 Buick Regal custom?
Anything can fit where you want it too man.. just get a metal cutter and a welder and a drill and you would find a way...
Where is the coolant temperature sender located on a 1991 Buick Regal 3.8L engine?
In the front of the engine under the throttle body...
Where is the fuel pump reset button located on a 1991 buick regal custom?
GM vehicles do not have inertia/reset switches.
Why does the air ride compressor never shut off even when the car is off in 1991 buick regal custom?
maybe line has a hole
What is the Axle ratio of 1991 buick regal?
3:05
How much should a tune up cost on a 1991 Buick regal?
how much does a tune up on a 1995 buick regal 3.8 cost
Factory tire size for 1991 Buick regal gran sport?
1992 is 225/60/16 1991 Buick Regal Limited 3.8 V6 is P205/70/R15.
Where can you find a diagram of the AC panel for a 1991 Buick Regal?
autozone.com
Where is the button to activate the 4-way hazard lights on my 1991 Buick Regal?
Hazard light on the 1991 Buick Regal is on the right side of the steering column. It is an unassuming black rectangle which slides up to activate.
