On a 1997 Pontiac, the low side valve for the air conditioning system is typically located on the larger diameter aluminum line that runs from the evaporator to the compressor. It is often found near the accumulator or receiver-drier, usually on the passenger side of the engine bay. To identify it, look for a valve that allows you to connect a pressure gauge or recharge the system.
You can find the 1997 Pontiac Transport rear air conditioning evaporator in the side panel of the cargo compartment. The air conditioning evaporator will be in the drivers side side panel.
Pontiac PVC Valve is located on the Driver's side rear valve cover.
on the bottom side front of the motor it should have a red or blue maybe even black cap
The low pressure valve for charging the air conditioning system on a 1988 Pontiac Sunbird is typically located on the accumulator, which is found near the firewall on the passenger side of the engine compartment. The valve is usually covered with a plastic cap and is smaller in diameter compared to the high pressure valve. Make sure to identify the correct valve before charging the system to avoid any mishaps.
The air conditioning recharge valve on the 2003 Ford Explorer 4.6 is located on the low pressure side of the air conditioning system. Located on the line coming from the accumulator to the compressor is the recharge valve.
The low side ac port on a 1997 Pontiac Firebird should be located on a hose on the passenger side. The hose is close to the radiator.
The 2003 Pontiac Montana EGR valve is located on the firewall. The valve will be on the driver side of the firewall.
depense if2.2 or2.0 right hand side of motor (towards trans) in the head just below valve cover
The 1997 Chevrolet blazer modulator valve is located on the firewall in the engine compartment. The valve will be on the passenger side of the firewall.
My 1997 Grand AM low pressure valve is on the air conditioner. I had to access it from the under the car. It has a blue cap on it. IF your looking from the top of the engine you can see it on the right side of the air conditioner.
The EGR valve is located on the side of the intake on the 2000 Pontiac Grand Am. It is close to the intake manifold.
The EGR valve is located beside the throttle body on the right side. This is a digital valve so if your looking for vacuum lines there aren't any. It will have a 5 wire plug attacked.