Question about 1990 Buick Regal
I have a 90 buick regal 3.1 auto trans. In scanner I get a trouble code 22, I check wires from ECM to TPS they check OK, the Ref volt is there 5 volt, in scanner the angle is registering but no voltage at all on any opening of the throttle please advise
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Posted on Jan 02, 2017
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