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The ECM is located on the driver's side, under the hood on a 2003 Pontiac Montana. It is on the driver's inner fender.
they are located in the exhaust system Where ? how many 02 sensors on a 2003 Pontiac Montana
Under the steering wheel
No
The 2003 Pontiac Montana EGR valve is located on the firewall. The valve will be on the driver side of the firewall.
The spare tire on a 2003 Pontiac Montana is under the vehicle behind the back bumper. It is lowered from the inside using the lug wrench on the tire iron.
The engine fan on a 2003 Pontiac Montana works by turning on when the engine reaches a certain temperature. It then blows cool air across the radiator and engine to maintain a constant temperature.
The 2003 Pontiac Montana air conditioning compressor condensation drain begins on the bottom of the air conditioner compressor. The drain goes from the compressor to the bottom of the engine compartment.
The tire locking nut on a 2003 Pontiac Montana is removed by using a special tool located in the truck of the vehicle. It meshes with the locking nut which allows it to be easily removed.
Check front end for play.
the struts are probably bad and need to be replaced. you can get them at almost any auto parts stores
take off trans. oil pan and you can,t help but see it