P026A 2017 GMC Sierra Code - Charge Air Cooler Low Efficiency
Quick Answer
The P026A diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates that the charge air cooler is operating at low efficiency. Common causes include Clogged or dirty charge air cooler, Leaking charge air cooler hoses or connections, Faulty charge air cooler temperature sensor. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P026A 2017 GMC Sierra indicates Charge Air Cooler Low Efficiency.
- Common causes
- Common causes include Clogged or dirty charge air cooler, Leaking charge air cooler hoses or connections, Faulty charge air cooler temperature sensor.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P026A 2017 GMC Sierra Description
The P026A diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates that the charge air cooler is operating at low efficiency. The charge air cooler is an essential component of the vehicle's turbocharged or supercharged engine system. Its primary function is to cool the compressed air coming from the turbocharger or supercharger before it enters the engine's intake manifold. This cooler air helps increase the density of the air-fuel mixture, improving combustion efficiency and overall engine performance.
Common Causes of P026A 2017 GMC Sierra
- Clogged or dirty charge air cooler
- Leaking charge air cooler hoses or connections
- Faulty charge air cooler temperature sensor
- Malfunctioning turbocharger or supercharger
- Electrical issues affecting the charge air cooler system
Symptoms of P026A 2017 GMC Sierra
- Reduced engine power
- Decreased fuel efficiency
- Increased emissions
- Engine overheating
- Check engine light illuminated
How to Fix P026A 2017 GMC Sierra
- Perform a visual inspection of the charge air cooler for any signs of damage, leaks, or obstructions.
- Clean or replace the charge air cooler if it is clogged or dirty.
- Check and repair any leaking hoses or connections in the charge air cooler system.
- Test and replace the charge air cooler temperature sensor if faulty.
- Inspect the turbocharger or supercharger for any malfunctions and repair as necessary.
Cost to Fix P026A 2017 GMC Sierra
The typical repair costs for addressing a charge air cooler low efficiency issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the cost of parts for a charge air cooler replacement can range from $200 to $600, while labor costs can range from $150 to $300. Additional diagnostic fees and potential repair costs for related components may also apply.
Need more information about the P026A 2017 GMC Sierra code?
Need more information on how to fix the P026A 2017 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P026A 2017 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P026A 2017 GMC Sierra Code
No Frequently Asked Questions about P026A 2017 GMC Sierra Code found.
Discuss the causes and fixes for P026A 2017 GMC Sierra OBDII Code
Code P026A 2017 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.