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1978 Chevy Caprice high/rough idle

Tiny
TEDDY TAYLOR
  • MEMBER
  • 1978 CHEVROLET CAPRICE
  • V8
  • 2WD
  • AUTOMATIC
  • 175,000 MILES
I have a 1978 caprice classic and ever time I put my car in park it begins to idle really high but when I put it in D, N, R, first and second gear the ilde returns to noraml.
Monday, January 28th, 2008 AT 5:43 PM

1 Reply

Tiny
MASTERTECHTIM
  • MECHANIC
  • 4,749 POSTS
Your carburetor needs to be adjusted, choke coil, choke pull off diaphrqm may be ruptured or binding throttle linkage. Try spraying the carb linkage with carb cleaner to get rid of the build up. Check back with us.
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Monday, January 28th, 2008 AT 5:53 PM

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