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Replace heat actuator montana van - 2005 Pontiac Montana

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No dash heat 2001 montana


Could be an actuator motor under the dash that opens and closes the door. It will be located on the heater plenum.

Mar 05, 2014 | 2001 Pontiac Montana

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Door lock will not unlock from switch on 2003 pontiac montana


How do you know the replacement switches were good? These actuators work in a series...One could be defective, causing the others (including drivers door) to not work...Also try cleaning all contact points with PB Blaster, and wipe dry...Hope this helps.

Apr 02, 2012 | 2003 Pontiac Montana

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2001 Pontiac Montana. Van overheats (redlines) occasionally, which results in loss of heat (very cold air). When this happens lights flicker, like something is turned on??? After this their is a loss of...


Where do you hear a valve or flapper moving??? Behind the dash ( instrument panel ) It sounds to like you have a electrical problem , not overheating problem . You need to test to see what the real engine temp. is . Also have vehicle checked for DTC'S - diagnostic trouble codes ,Sounds like A/C is kicking on , the flaper noise you hear is probably the temp actuator inside the dash . You can buy the tool in the video at harbor freight cheap. Point it at upper radiator hose ,near the engine . The IPC illuminates the hot coolant temperature indicator in the message center when the IPC determines that the coolant temperature is greater than 128°C (262°F). The IPC receives a class 2 message from the PCM indicating the coolant temperature. Are you getting any such message ?
How to Use an Infrared Thermometer to Diagnose Car Problems

May 07, 2017 | 2001 Pontiac Montana

1 Answer

It is 5 below zero here in Minnesota, I went out to start my 2000 Pontiac Montana van and after about 15 min. she overheated as well as no heat in the van. suggestions?


Sounds like maybe the coolant is low or out. thats the first thing to check. If the coolant was full, then the heater would be roasting hot.

Dec 15, 2009 | 2000 Pontiac Montana

1 Answer

My 2000 Montana does not blow out heat. A month after we bought the van we realized there was no heat. After a while it started over heating. We replaced the thermostat and fixed the cracked head gasket...


some of tose vans have bleeder plug you have to bleed the system some on the thermostat housing some on top of water pump it si 7 mill socket to bleed it

Dec 11, 2009 | Pontiac Montana Cars & Trucks

2 Answers

I have a 2005 pontiac Montana. The heat in the


There is a flap in the venting itself that can get stuck. Or the actuator that moves it can become faulty. It is located above heater core and it's housing. You will have to remove bottom console to access it.

Nov 17, 2009 | 2005 Pontiac Montana SV6

4 Answers

NO heat in front of 2001 windstar van. Thumping


Blend air door may be stuck. I removed a pencil from a heater box before. It had fallen from the dash, down through the defrost vents and jamed the door.

Nov 13, 2009 | 2001 Ford Windstar

2 Answers

2005 PONTIAC mONTANA-NO HEAT


your radiator may have frozen the thermostat

Jan 05, 2009 | 2005 Pontiac Montana

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