Having problems with your 2006 GMC W3500 ?
I have a 2005 GMC W4500 with a 4 cyl Isuzu diesel engine. Truck idles for approx. 10 minutes, then shuts down. Throttle does not work, but idle knob to raise RPM does. I have replaced the throttle positioning sensor. Any ideas?
Repair Help & Product Troubleshooting for 2006 GMC W3500
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