ac compressor(pcm doesnt see request-comm issue)

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Posted to Technical Discussion Forum on 5/14/2013 15 Replies

hello fellow techs.

this vehicle has an inoperative ac compressor. the pcm does not see the request from the ac module. the ac module and bcm both see the ac compressor request from the switch.

i believe it is a communication issue because the ac module an... Login to read more.

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Vehicle Data

1999 Buick Park Avenue 3.8L

Engine	3.8 L
Trans	4-speed Automatic (Electronic)

Vehicle Data

1999 Buick Park Avenue 3.8L

Engine	3.8 L
Trans	4-speed Automatic (Electronic)

15 Replies Received (View Replies)

15 Replies Received (Hide Replies)

Vehicle Data

1999 Buick Park Avenue 3.8L

Vehicle Data

1999 Buick Park Avenue 3.8L