You have what is called a VATS key. The chip is small and black and attached to the key itself(not in the plastic head). The Buick dealership can tell you the VATS # ( which is between 1 & 15) from your cars VIN #. Go to or call your local locksmith and they can make you a new key on the correctly #ed blank.
The Buick Park Avenue Started In 1991
EGR Valve
Trouble code P1133 means:HO2S insufficient switching
Depends on the engine the Park Avenue had in it.
Yes, with another 1997 Buick Park Avenue.
show a diagram of a buick park avenue crankshaft sensor
Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0440 means:Evaporative emission control system malfunction
what is the down side of the 1997 buick park avenue
Yes i have 22x8.5 on a 97 Buick park avenue
There is no EGR on the '91