1999 Pontiac Montana "car heater working" Questions

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Question about Pontiac Montana

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[email protected]. I bypassed my heater core till I'm able to get a new one but something is still leakin inside the van on both sides in front. Any ideas what to do or look for? If you by-pass

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Question about Pontiac Montana

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...heater core was cold, so I back flushed the system, and still no heat. I opened the bleeders to get the air out, I would drive a mile out and back and bleed the system again, and I did this 10 or 12 ...

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...from cold to hot may not be working properly. The controls may be defective or the door is seized. Because your heater in the back is working well the thermostat and the coolant level should be

has completely stopped working. The front ac/heater both still work fine. Get someone with electrical knowledge and a tester to check the supply etc to the fan. Also the switch if the rear is separate

...is completely free. Some do, some don't have such a bracket. Hire a neighborhood kid that works on cars to replace it, as sometimes that hose to heater core fitting can get stuck on tight, and if

Question about Pontiac Montana

1 Answer

the defrost dosent work ,and the heater is not blowing warm air, and I can hear the fan blowing but there is no air,we replaced the waterpump and thermostat and still dosent work. check your coolant ...

...heater core is not working and have hard wirred it to a switch. Even with it hard wired the van still does not blow hot air. I am satisfied that there is cooland passing through the heater core as ...

Question about Pontiac Montana

1 Answer

leaking antifreeze Maybe Antifreeze. The interior carpet by the gas and brake peddals are went with appears to be antifreeze. the warning light for low antifreeze just came on hi the heater matrix ...

Question about Pontiac Montana

1 Answer

the back heater is leaking coolant but the heater doesnt work, can i reroute the back hoses to prevent coolant from going into the heater ???? my extranal hard disk transcend 25d2 500gb cannot formet

Question about Pontiac Montana

1 Answer

heater fan only works high The AC/Heater fan blows on hi all the time the ignition switch is on. It does not matter which fan speed is selected. Even turning the selector to off and it still blows at ...

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