2010 GMC Sierra 1500 Hybrid Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2010 GMC Sierra 1500 Hybrid

2010 GMC Sierra 1500 Hybrid Problems

Check Engine Light Due to Restricted Secondary Air Injection Check Valves

One or both secondary air injection check valves may become restricted causing poor air flow resulting in illumination of the Check Engine Light. It is often recommend to replace both check valves even if a fault code is set for only one bank of cylinders. Replacing only one valve may result in a return trip to the repair shop.

Check Engine Light Due to Gas Cap Issue

A Loose or worn gas cap may cause Check Engine Light to illuminate.

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2010 GMC Sierra 1500 Hybrid Questions

my truck make banging noise when you have to stop fast. (1 answer)

my dealer told that gm had a bulletin on this but they could not fin today. the bang does not happen all the time. but can feel some under normal braking

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