How do i change the thermostate in a pontiac montana 2002?
OK FOLLOW YOUR TOP RAD, HOSE TO YOUR ENGINE THAT WILL BE THE THERMOSTAT HOUSING ON A 3.4 IT IS BEHIND EXHAUST CROSSOVER PIPE THE BOOK CALLS FOR YOU TO TAKE THIS OFF. ONCE YOU GET IEXHAUST OFF THERE IS TWO BOLTS ON THE HOUSING PULL THEM PAY ATTEN. TO WHICH WAY THE THERMOSTAT IS SETTING (VERY IMPORTANT) THEN PUT TOGETHER IN REVERSE. P.S I HAVE DID THIS WITH OUT PULLING EXHAUST PIPE.
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