Thanks for the info THEFERMANATOR. I am not first owner. I bought it from a used car dealer last year.
It had 140k on it, and had recently been worked on. It looked like clean work when I bought it... Now I am trying to fix lots of poor repairs :mad2:. Electrical connectors glued on, a...
Ok my service manual states there are 3 air actuated valves within the heater module. Temp, vent, and defrost valves. Service manual Under Heater and Ventilation Page 1A-3 Air distribution system.
The truck is vin F so it was originally the diesel.
I am attaching an image of it. It...
Ok... heater controls are electric not vacuum. I get that.
Non the less, there is a solenoid (part #19 in my second post image) sitting just to the right of my ac accumulator. It is called an ACTUATOR Heater VALVE according to parts.nallygmc.com. It has two hose barbs and a 2 pin electrical...
I have a 1996 K2500 Suburban 6.5 Vin F. I currently have the motor and drivetrain out for maintenance, and cant for the life of me figure out where the vaccum lines for the ACTUATOR. Heater. VALVE go. I have searched my service manual, google, and google images. It is a small solenoid mounted...