TRUCK STALLS

  • Tiny
  • palmersantini
  • 1990 Chevrolet Truck
  • 160,000 miles

My truck has a 5.7 v8 with a 4sp auto trans the truck stalls once it is warmed up and comes to an idle it does this a lot not everytime I drive it but a lot I have replaced the throttle position sensor the air control valve on the tbi cap rotor wires coil spark plugs fuel filter I checked the egr valve to make sure its working but I still cant figure it out any help would be appreciated thank u for your time

Monday, October 10th, 2011 AT 4:33 PM

1 Answer

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,315 posts

Check for vacuum leaks and make sure the IAC is getting power.

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Monday, October 10th, 2011 AT 4:42 PM

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