Sputtering/stalling

35

Asked by Aug 25, 2010 at 01:43 AM about the 1991 Mitsubishi 3000GT 2 Dr SL Hatchback

Question type: Maintenance & Repair

I have done my Timing belt, water pump, all belts, all gasket seals, spark plugs and wires, to include new computer. It will start but it will sputter and loose power and if your driving it when it sputters it looses rpms and stalls what are some other things to check for?

2 Answers

65

IAC Servo, located under the throttle body

2 of 2 people found this helpful.
145

Try checking all common grounds. Clean then up! Also the ptu was my leading cause of power loss and sputtering. Plus check and or replace iac may have to replace the egr too

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