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1998 Chevrolet C1500 Cheyenne 5.0L Heater Core
Posted to GM Engine on 5/7/2007 28 Replies

I have replaced the heater core (dealer part) four times. They last on average 5 weeks. I have used cooling system treatment for electrolysis the last two times. No rust in coolant.I know this is an electrolysis problem, but don't know how to find and correct ...

28 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet C1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Cheyenne

VIN 1GCEC14MOW
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHeater Core
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Cheyenne

VIN 1GCEC14MOW
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHeater Core