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P1667: Reverse Inhibit Solenoid Control Circuit

BUICK CADILLAC CHEVY GM GMC OLDSMOBILE SATURN FORD
Severity
Medium
System
Manufacturer-Specific Powertrain

What Does P1667 Mean?

P1667 is a manufacturer-specific diagnostic trouble code: Reverse Inhibit Solenoid Control Circuit. This code applies to BUICK, CADILLAC, CHEVY, GM, GMC vehicles. Unlike generic OBD-II codes, manufacturer-specific codes are defined by the vehicle maker and may only apply to certain makes and models.

Symptoms of P1667

Common Causes

Frequently Asked Questions

What does P1667 mean?
P1667 indicates: Reverse Inhibit Solenoid Control Circuit. The vehicle's computer has detected that the Reverse Inhibit Solenoid is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P1667?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1667 for extended periods may cause additional problems.
How much does it cost to fix P1667?
Repair costs for P1667 typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

  • 🔧 Inspect and repair Reverse Inhibit Solenoid wiring and connectors
  • 🔧 Replace faulty Reverse Inhibit Solenoid
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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