GMC Sierra 1500 · Diagnostic Trouble Code
P0305 — Cylinder 5 Misfire Detected
Quick overview of P0305 on your GMC Sierra 1500. Read the full diagnosis guide, then find the repair guides for your vehicle below.
Repair guides that fix P0305
General diagnostic information, not a factory service procedure. If you're unsure, have a qualified technician confirm the diagnosis before buying parts.