Questions & Answers for: Buick iac sensor

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Question about 1992 Skylark

1 Answer

...sensor with same results. This is on a '92 Buick Skylark with a 3.3 liter V6. did you replace the iac motor or the tps , iac is the idle air control and the tps is the throttle position ...

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with fuel injection system, air intake line or other sensor refer at this systems (oxygen sensor, IAC, MAF or MAP sensors).Keep us updated. first thing to try ... get a tune up. change the fuel filter

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sensor, coil packs. Fuel pressure was monitored and checked okay at 40. Applied dielectric grease to coil pack and module contacts and ran great for 20 miles. Pulled battery cable to reset engine code

Question about 1992 Park Avenue

2 Answers

...IAC valve and the oxygen sensor and the engine coolant temperature sensor.. I would replace one of the three coils and if that improves performance replace the other two. They only cost around 15 ...

sensor...your thoughts??? Hello lysiphlebus2, ((My thoughts: cold START valve IAC at very bottom)) Plenty of places will do FREE diagnostic code reads. I would rather suggest it be a muffler shop than

Question about 1995 Riviera

1 Answer

...WILL NOT START MOST OF THE TIME UNLESS GAS PEDAL IS DEPRESSED. clean the throttle body and the Iac (Idle Air Control). computer monitors the amount of air comming in the engine, and dirty

...idle speeds) can be caused by a faulty throttle position sensor (TPS) - a common problem. and check for a bad vacuum hose also. good-day ! clean IAC first ! to see if this helps then go from

I.have a.2003'Buick century and it.idles high when.a/c is turn on how.do.I.fix it Check air filter,clean throttle body,could be TPS sensor,the last IAC sensor.

1995 Buick Rivierra..driving down the road the rpm's go up and down and then hesitates.what could be the problem haven't tried anything yet Check IAC sensor and TPS sensor.

...the MAF sensor , a bad MAP sensor ! I would check the throttle plate first , if dirty clean it . Then check IAC valve if not the throttle plate . GM Idle Air Control IAC Function Diagnostics and ...

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