1992 Chevy Blazer rough cold idle

1992 CHEVROLET BLAZER
155,000 MILES • 6 CYL • 4WD • AUTOMATIC
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BRAD CANNON
  • MEMBER
  • 1 POST
my blazer with a 4.3 v6 idles rough in the mornings before it warms up. as soon as its warm it idles and runs fine
Oct 23, 2009 at 4:47 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Clean out the idle air control valve and see what happens
Oct 23, 2009 at 5:00 AM
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