Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC2006CANYON 2WD L5-3.5L VIN 6REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULETESTING AND INSPECTION
2006 GMC Canyon 2WD L5-3.5L VIN 6
Engine Control Module: Testing and Inspection
2006 GMC Canyon 2WD L5-3.5L VIN 6SECTION Testing and Inspection
POWERTRAIN CONTROL MODULE PROGRAMMING AND SETUP
The following service procedures require either a programming or a setup event be performed for a complete repair.
Powertrain Control Module (PCM) Replacement
If the powertrain control module (PCM) is replaced, the following procedures must be performed:
1. The PCM reprogramming-Refer to Service Programming System (SPS).
2. The Crankshaft Position (CKP) Variation Learn-Refer to CKP System Variation Learn Procedure.
PCM Reprogramming
If the powertrain control module (PCM) needs to be reprogrammed, refer to Service Programming System (SPS).
Setup for Component Replacement
The replacement of some components will require a setup procedure for complete repair.
If any of the following components are replaced, a crankshaft position (CKP) variation learn procedure must be performed:
- Engine replacement
- Any engine repair that disturbs the crankshaft position CKP sensor or its relationship with the crankshaft reluctor wheel
- CKP sensor
Refer to CKP System Variation Learn Procedure.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.