Willy bad temperature sensor causing 1991 Pontiac Grand Prix to stall when it is warmed up

Asked by Jul 11, 2014 at 08:28 PM about the 1991 Pontiac Grand Prix 2 Dr SE Coupe

Question type: Maintenance & Repair

I replaced the fuel filter thermostat
the ignition control module and the
crank sensor so far

2 Answers


Try cleaning your throttle body,and maybe replace the tps, should help


A little bit of diagnostic work might be a good idea too instead of just throwing expensive parts at the problem and hoping for the best.

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