1993 Chevy Caprice Missing badly at idle, but not as bad at

1993 CHEVROLET CAPRICE
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TOMSUBLETT
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  • 1 POST
Engine Performance problem
1993 Chevy Caprice V8 Two Wheel Drive Automatic

Trying to figure out if this is a vacuum leak or ignition problem.
Feb 28, 2009 at 5:23 AM
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DOCFIXIT
  • ✓Experienced Mechanic
  • 18,828 POSTS
Check EGR oull off see if pentil is closing. If good spray carb cleaner around intake and throttle body. If a vac leak engine will idle up when you spray at the leak.
Feb 28, 2009 at 5:52 AM
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