2004 Chevrolet Avalanche Coolant Level Keeps Dropping Reserve Canister There

112,000 MILES
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ANONYMOUS
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My coolant level keeps dropping in my reserve canister but there are no leaks.
Dec 1, 2012 at 5:49 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
have pressure checked for an internal leak like head /intake gasket
Dec 1, 2012 at 8:43 AM
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