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My Avalanche over heats when I tow but only up.

Tiny
ANONYMOUS
  • MEMBER
  • 2002 CHEVROLET AVALANCHE
  • 19,000 MILES
My avalanche over heats when I tow but only up hills no mater what size of hill
Saturday, November 3rd, 2012 AT 11:11 AM

3 Replies

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Radiator is too small. For towing, you need a bigger radiator to keep the motor cool.

Roy
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Saturday, November 3rd, 2012 AT 3:04 PM
Tiny
GGRUMPY
  • MEMBER
  • 1 POST
I had the same problem with the same avalanche. I replaced the fan clutch and everything works great.
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Sunday, November 4th, 2012 AT 11:23 PM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Fan clutch has an effect at idle. It is turned off above idle

Roy
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Sunday, November 4th, 2012 AT 11:27 PM

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