ENGINE IDLE

  • Tiny
  • lowelljohns
  • 1989 Chevrolet Truck
  • V8
  • 2WD
  • automatic
  • 215,000 miles

Have 1988 chevy 1500 pickup when cold startup engine has a up and down idle check endine light not on all the time

Sunday, August 21st, 2011 AT 12:08 AM

1 Answer

  • Tiny
  • rasmataz
  • Member

Clean out the idle air control valve and test the throttle position sensor/manifold absolute pressure sensor-also check fuel pressure if its within specs-

Was this
answer
helpful?
Yes
No
Sunday, August 21st, 2011 AT 12:37 AM

Please login or register to post a reply.

Similar Questions