GXPWeasel
Full Access Member
- Joined
- Nov 5, 2019
- Posts
- 598
- Reaction score
- 1,129
- Location
- Kansas
- First Name
- Greg
- Truck Year
- 1982 | 2015
- Truck Model
- Sierra C15 | Silverado Z71
- Engine Size
- 5.0 | 5.3
The purple wire hooks directly into the blower motor. On my truck ('82) it is the only plug that is on the actual blower motor. The ground, is just wire from the blower motor housing / frame to the firewall.
