P27AB 2017 Chevrolet Silverado Code - Transmission Control Solenoid Valve 5 Calibration Incorrect
Quick Answer
The Transmission Control Solenoid Valve 1, 2, 3, 4, 5, 6, 7 have a unique current versus oil pressure characteristic that is used to properly upshift or downshift the transmission. Common causes include Solenoid Valve Characterization Reprogramming. 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
- P27AB 2017 Chevrolet Silverado indicates Transmission Control Solenoid Valve 5 Calibration Incorrect.
- Common causes
- Common causes include Solenoid Valve Characterization Reprogramming.
- 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.
Code P27AB 2017 Chevrolet Silverado Description
What are the Possible Causes of the DTC P27AB 2017 Chevrolet Silverado?
- Solenoid Valve Characterization Reprogramming
How to Fix the DTC P27AB 2017 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P27AB 2017 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P27AB 2017 Chevrolet Silverado code?
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Frequently Asked Questions about P27AB 2017 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P27AB in a 2017 Chevrolet Silverado?
The common symptoms include harsh shifting, transmission slipping, decreased fuel efficiency, and the transmission going into limp mode.
2. What can cause the OBDII code P27AB to trigger in a 2017 Chevrolet Silverado?
The code P27AB typically triggers when the Transmission Control Solenoid Valve 5 calibration is incorrect, indicating a problem with the transmission control system.
3. How serious is OBDII code P27AB in a 2017 Chevrolet Silverado?
Code P27AB should not be ignored, as it can lead to further transmission issues if left unresolved. It is recommended to address this code promptly to prevent potential damage to the transmission.
4. How can I diagnose the OBDII code P27AB in my 2017 Chevrolet Silverado?
Diagnosing code P27AB requires using an OBDII scanner to read the code and further troubleshooting the transmission control system to identify the exact cause of the calibration error.
5. Can I continue driving my 2017 Chevrolet Silverado with OBDII code P27AB?
It is not recommended to drive the vehicle with code P27AB present, as it can cause further damage to the transmission. It's best to address the issue as soon as possible.
6. What are the possible repair options for OBDII code P27AB in a 2017 Chevrolet Silverado?
Repair options may include recalibrating the Transmission Control Solenoid Valve 5, replacing the solenoid valve, checking and repairing wiring connections, or reprogramming the transmission control module.
7. How much does it typically cost to repair OBDII code P27AB in a 2017 Chevrolet Silverado?
The cost of repairing code P27AB can vary depending on the specific cause of the issue and the repair needed. Costs may range from a simple recalibration to replacing components, potentially costing a few hundred to a thousand dollars.
8. Can I reset the OBDII code P27AB in my 2017 Chevrolet Silverado myself?
While you can clear the code using an OBDII scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring. Resetting the code without fixing the problem will not solve the issue.
9. Is OBDII code P27AB covered under warranty for a 2017 Chevrolet Silverado?
Depending on the vehicle's warranty status and coverage, repairs related to code P27AB may be covered under the manufacturer's warranty. It's advisable to check with a Chevrolet dealership or refer to your warranty documentation.
10. How can I prevent OBDII code P27AB from occurring in my 2017 Chevrolet Silverado?
Regular maintenance of the transmission system, including fluid checks and changes, can help prevent issues leading to code P27AB. Additionally, addressing any transmission-related symptoms promptly can help prevent this code from occurring.
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