I trying to figure out why my blower control switch isn't working on all levels. I Replaced both the resistor switch and got a new AC/Heater under dash harness but I'm still having trouble when the switch is on low it does.. WIRING DIAGRAM, 1971 TEMPEST/LEMANS/GTO, 11x17, Color. These full-color factory wiring diagrams are ideal for any restoration project. Each diagram features factory colors on all wires including tracer wires. Complete wiring from front to rear of your vehicle is easy to identify if your using this laminated diagram. Each diagram features base vehicle only without the power options. Measures 11.
Explore GTO, LeMans and Tempest diagrams for automotive parts and assemblies. Find detailed illustrations to assist with your restoration projects.. The PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs.