Jwasnewski
Junior Member
- Joined
- Jan 8, 2020
- Posts
- 24
- Reaction score
- 29
- Location
- Dawsonville, GA
- First Name
- Leroy
- Truck Year
- 1989
- Truck Model
- GMC SUBURBAN SLE
- Engine Size
- 5.7L
My 89 Suburban will occasionally blow the 10 amp ECM 1 fuse. It’s done it twice, both times after I got off the brake.
Anyone have a wiring diagram for the ECM 1 fuse circuit? I need to start tracing wires. I think they are pink and pink with black marker but don’t know what the fuse powers.
Anyone have a wiring diagram for the ECM 1 fuse circuit? I need to start tracing wires. I think they are pink and pink with black marker but don’t know what the fuse powers.