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1999 GMC Sierra 2500 SL 6.0L Engine
Posted to GM Engine on 4/29/2006 22 Replies

We recieved this truck and customer stated it heats up 240 in the afternoons. We could verify the complaint after a hard run. Check for combustion gasses in coolant tank-positive. So we removed they heads and checked for a bad gasket-looked ok. Had heads magna...

22 Replies Received (View Replies)

  Related Documents & Media  1999 GMC Sierra 2500 SL

 
Message Closed w/FIX

car Vehicle Data

1999 GMC Sierra 2500 SL

VIN 1GTGK29U7X
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
ConditionsOverheats
Message Closed w/FIX

car Vehicle Data

1999 GMC Sierra 2500 SL

VIN 1GTGK29U7X
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
ConditionsOverheats