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The Buick Park Avenue Started In 1991
The 1991 Buick IAT sensor can be found in the air intake hose. The IAT sensor will be between the air box and the top of the engine.
A service manuel is the only place I have seen wiring diagrams...
20 amp fuse number 12, fuse pannel located by driver's left knee.
The Buick Park Avenue nameplate was first used in 1977 on a model of Buick Electra, but did not exist as a standalone model until 1991, when it replaced the Electra.
Inside the fuel tank.
You dont. The computer does it.
what are you takling about? no such thing!
fuel pessure test
Check out Crutchfield.com
I DON'T BELIEVE THERE IS A BLOCK HEATER.
The PVC valve is located at the left side rear of the intake manifold under a flat metal plate cover held in place with three screws.
look on firewall on passinger side
It's just behind the harmonic balancer.
check crank sensor
6, 2, 5, 4, 3, 1
There is no EGR on the '91
yes, it does in my 1991 buick park ave.
3536 pounds per : http://consumerguideauto.howstuffworks.com/1991-to-1996-buick-park-avenue-6.htm