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1970 Chevy Truck Truck Idle

Tiny
JON521
  • MEMBER
  • 1970 CHEVROLET TRUCK
Engine Performance problem
1970 Chevy Truck 6 cyl Two Wheel Drive Automatic

Why does my truck cut off when its idle? I have to keep pumping the gas to keep it running.
Thursday, February 18th, 2010 AT 5:19 PM

3 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check and adjust ignition timing and A/F mixture and curb idle speed could be loading up with a partially closed choke plate.
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Thursday, February 18th, 2010 AT 6:51 PM
Tiny
JON521
  • MEMBER
  • 1 POST
Thanks I will do that, I also dont have an exhaust on the truck and the breather is off. Could that effect it?
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Thursday, February 18th, 2010 AT 6:56 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check the PVC valve and also the heat riser if its opening, to inlcude the thermostatic air cleaner if its opening too
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Thursday, February 18th, 2010 AT 7:00 PM

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