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2000 Pontiac Montana 3.4L Cooling Systems
Posted to GM Engine on 1/5/2011 14 Replies

van not over heating temp steady. seems to be putting coolent into over flow and not going back into rad .suspect bad head gasket what does the coolent bypass moter? thanks

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car Vehicle Data

2000 Pontiac Montana

VIN 1GMDUOEEYD
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
Message Closed w/FIX

car Vehicle Data

2000 Pontiac Montana

VIN 1GMDUOEEYD
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection