GM · DTC LOOKUP
GM Duramax no start — Chevy/GMC Duramax cranks no start
GM diagnostic code. Below: what it means, common causes, symptoms, and the exact bench-programming fix path.
Common causes
- •Passlock counter triggered
- •BCM-ECM comm fault
- •Cluster swap
- •Failed key learn
Symptoms you'll see
- •Cranks no fuel
- •"Wait to Start" not clearing
- •"Theft" warning
The fix path
GM Instrument Cluster Upgrade + Mileage Program ($200) clears cluster Passlock side.
AML services that fix this
Mail in the affected module, we bench-program, ship back next business day. Flat pricing, return shipping included.
Related diagnostic codes
Cluster mileage mismatchReplacement cluster shows wrong mileagePasslock faultGM Passlock anti-theft triggered after cluster swapGM BCM no communicationGM BCM (Body Control Module) unresponsiveGM Passlock II faultGM Passlock II anti-theft activeChevy Cruze IMMO faultChevy Cruze BCM-pinned IMMO failureCadillac CTS cluster failureCadillac CTS / SRX instrument cluster faultNot sure which service applies?
Text us your year/make/model + which scanner caught the code — we'll tell you exactly which module to ship and which service to pick.