AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Buick - B2585 Buick

B2585 Buick Code - Park Lamp Control Circuit

- Code Popularity: 743 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC B2585 Buick?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Park Lamp Relay
  • Park Lamp Relay harness is open or shorted
  • Park Lamp Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)
⚠ Does your Buick have Safety Recalls? → Check here

How to Fix the DTC B2585 Buick?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Search for B2585 Buick Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2585 Buick code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code B2585 Buick Description

When the Body Control Module (BCM) receives a ground signal from the headlamp switch commanding to illuminate the park lamps, the BCM will energize the park lamp relay by grounding the park lamp relay control circuit. The Diagnostic Trouble Code (DTC) sets when the park lamp relay control circuit is open or shorted to ground.

OBDII Code B2585 Buick - Park Lamp Control Circuit - AutoCodes.com
B2585 Buick Code - Park Lamp Control Circuit

Need More Information on the Code?

Need more information on how to fix the B2585 Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2585 Buick code diagnosed by a professional: Find a repair shop in your area

Code B2585 Buick comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B2585 Buick code? Have you replaced any parts?
Any information is appreciated. Thanks