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Would a bad mat sensor have anything to do with my car not running right.

(1990 Oldsmobile Cutlass Supreme)
in Bays, KY on September 08, 2011
this car is getting great gas pressure,it runs great sitting still what is the deal of a mat or an iac sensor on this model the check engine light is not on.the only code it had was a oxygen sensor and we put a new one on the car,we have put new ingition modcule,and new coils,and i have a new set of plugs to go into this car too.i have a new mator iac sensor ordered to go on this car too.
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on September 08, 2011
STOP shooting parts at it! You need to have a good tech with a full function scanner look at serial data. What is the short term and long term fuel trim?
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on September 08, 2011
STOP shooting parts at it! You need to have a good tech with a full function scanner look at serial data. What is the short term and long term fuel trim?
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on September 10, 2011
it will make it flood ck with a computer to make sure that the problem
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