You can adjust the idle by removing the plastic splash guard right at the throttle cable and just turn the screw to increase or decrease idle.
The 1989 Chevrolet S 10 pickup idle control valve is located on the side of the engine. You will find the valve below the fuel injector pump.
on the side of the throttle body.
Have to take off the head, it's there.
It is in the valve cover.
The 1989 Mercury Sable 3.0 liter engine EGR valve is located on the firewall. The valve will be on the passenger side of the firewall.
The heater control valve on a 1989 Buick Electra Park Avenue with a 3.8 engine is typically located near the firewall on the passenger side of the engine bay. It is connected to the heater hoses that run from the engine to the heater core. The valve itself may be mounted on the engine or on the firewall and is usually accessible from the top of the engine compartment.
The pcv valve on a 1989 Camaro is located in the top of the valve cover. It plugs into a rubber grommet and is easily replaceable.
Mine's located on the passinger side at the firewall.
The torque specification for the valve cover bolts on a 1989 Mercury Topaz 2.3L is usually around 35 inch-pounds. It is recommended to tighten the bolts in a crisscross pattern to ensure even distribution of torque and to prevent leaks.
where is the EGR valve on a 1989 mazda b2200
On your 1989 MERCURY TOPAZ, the BACK-UP LIGHT SWITCH is: UNDER HOOD, DRIVER SIDE, LOWER ENGINE AREA, MOUNTED ON TOP OF TRANSMISSION
Not sure about the 1989, but 1990-1993 it goes into the valve cover. Look for a hose running to the valve cover and the PCV valve should be what is at the end of it pushed into the valve cover.