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1990 Chevrolet C1500 Cheyenne 5.0L Heater Core
Posted to GM Engine on 4/18/2002 21 Replies

Heater core has been replaced 10 times in last 3 years. We put a new one in and in 4 months it's leaking again. We've called Identifix and they said that electrolysis is causing the heater core to break down and leak. We've added a ground strap to the heater c...

21 Replies Received (View Replies)

  Related Documents & Media  1990 Chevrolet C1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet C1500 Cheyenne

VIN 2GCEC14H1L
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI
AffectedHeater Core
ConditionsLeaking
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet C1500 Cheyenne

VIN 2GCEC14H1L
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI
AffectedHeater Core
ConditionsLeaking