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2014
chevrolet silverado19 views

Check Engine Light On

Expert diagnosis and repair solutions for 2014 Chevrolet Silverado Check Engine Light On. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

1
easy$5-$20
Tighten or replace the gas cap to resolve Check Engine Light issues related to the EVAP system.
Source: https://www.autonationchevroletwestaustin.com/check-engine-light

Repair Steps:

  1. Inspect the gas cap for damage or looseness
  2. Tighten the gas cap securely
  3. Replace the gas cap if damaged
2
medium$150-$300
Replace the faulty oxygen sensor to address emissions-related Check Engine Light triggers.
Source: https://www.chevroletforum.com/how-tos/a/chevrolet-silverado-2014-present-why-is-my-check-engine-light-on-389339

Repair Steps:

  1. Locate the faulty oxygen sensor using a diagnostic tool
  2. Remove the old sensor using an appropriate wrench
  3. Install the new oxygen sensor and ensure it is securely connected
3
mediumCovered under warranty if applicable
Reprogram the Body Control Module to resolve communication issues that may cause no crank/no start conditions.
Source: Technical Service Bulletin SB-13257

Repair Steps:

  1. Visit a certified dealership to perform the reprogramming
  2. Ensure the latest software update is applied to the Body Control Module
  3. Verify the issue is resolved by testing the vehicle start function
4
mediumCovered under warranty if applicable
Address potential software issues related to the transmission by updating the Engine Control Module.
Source: https://www.gm-trucks.com/critical-fix-released-for-silverado-sierra-3-0l-duramax-with-check-engine-light/

Repair Steps:

  1. Schedule a service appointment with a GM dealership
  2. Have the dealership perform the ECM software update
  3. Test drive the vehicle to ensure the Check Engine Light is resolved
5
hardFree of charge under recall
Inspect and repair any issues related to the transmission oil cooler line as per Recall Campaign 14V152000.
Source: Recall Campaign 14V152000

Repair Steps:

  1. Contact a GM dealership to confirm recall eligibility
  2. Schedule an inspection of the transmission oil cooler line
  3. Have the dealership perform necessary repairs to secure the line

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