Check Engine Light On

Expert diagnosis and repair solutions for 2012 Chevrolet Silverado Check Engine Light On. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

easy$10-$20

Replace or tighten the gas cap to resolve Check Engine Light issues related to vapor leaks.

Source: https://www.genemesserchevrolet.com/what-caused-my-chevrolet-check-engine-light-to-turn-on/

Repair Steps:

Inspect the gas cap for damage or looseness
Tighten the gas cap securely
Replace the gas cap if it is damaged

medium$150-$300

Replace the faulty oxygen sensor to correct Check Engine Light related to emissions issues.

Source: https://www.cogginchevrolet.com/2012-chevy-silverado-check-engine-light.htm

Repair Steps:

Diagnose the oxygen sensor using an OBD-II scanner
Locate the faulty oxygen sensor in the exhaust system
Remove and replace the oxygen sensor with a new one

mediumFree under recall

Address ignition system issues by participating in the recall to replace the ignition lock housing.

Source: https://static.nhtsa.gov/odi/rcl/2014/RCDNN-14V827-3273.pdf

Repair Steps:

Contact your local Chevrolet dealer to confirm recall applicability
Schedule an appointment for recall service
Have the dealer inspect and replace the ignition lock housing as necessary

mediumFree under recall

Replace the fuel transfer pump in vehicles with dual fuel tanks to prevent inaccurate fuel gauge readings.

Source: https://static.nhtsa.gov/odi/rcl/2013/RCDNN-13V615-8729.pdf

Repair Steps:

Verify the vehicle is part of the recall by contacting Chevrolet
Schedule a service appointment with a dealer
Have the dealer inspect and replace the fuel transfer pump if needed

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