AutoCodes – Chevrolet – P2669 2017 Chevrolet Silverado

P2669 2017 Chevrolet Silverado Code - Actuator High Control Circuit Group 2

Quick Answer

The Transmission Control Module (TCM) receives information from a variety of sensors, switches, and serial data information from other control modules. Common causes include Faulty Transmission Control Solenoid Valve, Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted. 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
P2669 2017 Chevrolet Silverado indicates Actuator High Control Circuit Group 2.
Common causes
Common causes include Faulty Transmission Control Solenoid Valve, Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 202
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 18, 2022
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Code P2669 2017 Chevrolet Silverado Description

The Transmission Control Module (TCM) receives information from a variety of sensors, switches, and serial data information from other control modules. This information is used to control a combination of solenoid valves to obtain the correct line pressure, gear ratio, and torque converter clutch operation. The Transmission Control Solenoid Valves are electro-mechanically operated valves. The valves are controlled by an electric current through the solenoid. The TCM high side driver 2 is located inside of the control solenoid valve assembly which has no serviceable parts. The high side driver 2 provides power to the Transmission Control Module pressure control solenoids and shift solenoids. The Diagnostic Trouble Code (DTC) will be set when the TCM detects an open or short to ground or voltage on the high side driver 2 for 1 s.
OBDII Code P2669 2017 Chevrolet Silverado - Actuator High Control Circuit Group 2 - AutoCodes.com
P2669 2017 Chevrolet Silverado Code - Actuator High Control Circuit Group 2

What are the Possible Causes of the DTC P2669 2017 Chevrolet Silverado?

  • Faulty Transmission Control Solenoid Valve
  • Faulty Transmission Control Module (TCM)
  • Transmission Control Module harness is open or shorted
  • Transmission Control Module circuit poor electrical connection

How to Fix the DTC P2669 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 P2669 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 P2669 2017 Chevrolet Silverado code?

Need more information on how to fix the P2669 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2669 2017 Chevrolet Silverado Code

1. What does the OBDII code P2669 mean on a 2017 Chevrolet Silverado?

P2669 indicates a problem in the Actuator High Control Circuit Group 2, meaning the ECM has detected an issue with the electrical circuit controlling certain actuators.

2. What are the common symptoms of code P2669 on a 2017 Chevrolet Silverado?

Symptoms may include poor engine performance, hesitation during acceleration, reduced fuel efficiency, or the check engine light illuminating.

3. What causes the P2669 code to appear in a 2017 Chevrolet Silverado?

Common causes include a faulty actuator, damaged wiring or connectors, a short or open circuit, or issues with the engine control module (ECM).

4. Can a dirty actuator cause the P2669 code on a 2017 Silverado?

Yes, a dirty or stuck actuator can restrict movement and lead to the P2669 code being triggered.

5. How do you diagnose the P2669 code on a 2017 Chevrolet Silverado?

Diagnosis involves scanning for codes, inspecting wiring and connectors for damage, testing the actuator for functionality, and checking the ECM for proper operation.

6. Is it safe to drive with a P2669 code on a 2017 Chevrolet Silverado?

Driving with this code may cause reduced performance or damage to other components over time, so it is best to address the issue promptly.

7. How do you fix the P2669 code on a 2017 Chevrolet Silverado?

Repairs may include replacing a faulty actuator, repairing damaged wiring or connectors, or reprogramming or replacing the ECM if necessary.

8. How much does it cost to repair the P2669 code on a 2017 Chevrolet Silverado?

The cost varies depending on the root cause but generally ranges from $100 to $500 for parts and labor.

9. Can a low battery cause the P2669 code on a 2017 Chevrolet Silverado?

A low or weak battery can sometimes cause electrical issues that may trigger the code, so checking battery health is recommended.

10. Does clearing the P2669 code fix the problem in a 2017 Chevrolet Silverado?

Clearing the code may turn off the check engine light temporarily, but the underlying issue must be resolved to prevent it from returning.

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