1991 Chevy Silverado

150,000 MILES • V8 • 4WD • AUTOMATIC
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STEVE2296
  • MEMBER
  • 1 POST
puffs a little smoke when i start it in the morning,when i accelerate it pings and puffs a little smoke only when it shifts,also i go thru a court and a half of oil every week
Apr 19, 2009 at 11:30 AM
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PEAR69
  • ✓Experienced Mechanic
  • 1,482 POSTS
Your piston rings and/or valve seals are failing. Time to rebuild.
Apr 19, 2009 at 2:43 PM
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