× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1997 GMC Sonoma SLE 4.3L Heater Core
Posted to GM Engine on 8/20/2004 21 Replies

Truck came in with heater core leaking. After finding no traces of HC in cooling system, we installed an aftermarket heater core. Truck returned in about 6 weeks with heater leaking. Checked again for HC's and then installed an AC Delco heater core. Truck retu...

21 Replies Received (View Replies)

  Related Documents & Media  1997 GMC Sonoma SLE

 
Message Closed w/FIX

car Vehicle Data

1997 GMC Sonoma SLE

VIN 1GTCS19X3V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHeater Core
ConditionsRepeated Failure
Message Closed w/FIX

car Vehicle Data

1997 GMC Sonoma SLE

VIN 1GTCS19X3V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHeater Core
ConditionsRepeated Failure