How to Replace Crankshaft Position Sensor 2007-2014 GMC Sierra 2500 HD 6.0L V8
Difficulty: Advanced · About 90 min · Gmc Sierra 2500
Replace the crankshaft position sensor behind the starter on the passenger side of the 6.0L engine shown. The repair requires safe under-vehicle access and a scan tool capable of the crankshaft position system variation learn procedure.
Tools you will need
- 10mm socket
- 13mm socket
- floor jack
- jack stands
- wheel chocks
- scan tool
Parts and supplies
- Crankshaft position sensor
Steps
Prepare the vehicle and scan tool
Before disassembly, confirm access to a scan tool that can run the crankshaft position system variation learn after installation. Disconnect the negative battery terminal with a 10mm socket and secure it away from the battery.
Reach the sensor
Raise and support the vehicle safely at the passenger front. Locate the starter beneath the passenger side of the engine; the sensor sits behind it. Remove the starter and any retainers or shields that block access, keeping track of their positions.
Replace the sensor
Disconnect the sensor electrical connector and remove its retaining fastener. Withdraw the old sensor, fit the replacement fully into its opening, and reinstall the fastener and connector. Refit the starter and removed shields, then reconnect the negative battery terminal.
Complete the required relearn
Use the scan tool to perform the crankshaft position system variation learn procedure after installation. Clear or check diagnostic codes and confirm the engine runs normally.
Check your vehicle’s repair manual for exact specifications and fit.