P1377 — Buick
P1377 — Buick: IC Module CAM Pulse To 4X Reference Pulse Comparison
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
3 — Subsystem
Ignition system or misfire
Manufacturer-specific meanings (Buick)
- IC Module CAM Pulse To 4X Reference Pulse Comparison
- Cylinder 8 Ignition Circuit Short To B+