Engine-CodesBuick – P1586 Buick

P1586 Buick Code - Cruise Control Brake Switch 2 Circuit Conditions

Quick Answer

The P1586 Buick code indicates an issue with the Cruise Control Brake Switch 2 Circuit Conditions. Common causes include Faulty brake switch, Damaged wiring or connectors in the circuit, Malfunctioning cruise control module. 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
P1586 Buick indicates Cruise Control Brake Switch 2 Circuit Conditions.
Common causes
Common causes include Faulty brake switch, Damaged wiring or connectors in the circuit, Malfunctioning cruise control module.
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.
Table of contents Created and updated by William Orellana on Sep 10, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1586 Buick Description

The P1586 Buick code indicates an issue with the Cruise Control Brake Switch 2 Circuit Conditions. This means that there is a problem with the circuit that controls the brake switch in the vehicle, which is an essential component for the proper functioning of the cruise control system. The cruise control system allows the driver to set a desired speed for the vehicle to maintain automatically, without the need for constant foot pressure on the accelerator pedal.

OBDII Code P1586 Buick - Cruise Control Brake Switch 2 Circuit Conditions
P1586 Buick Code - Cruise Control Brake Switch 2 Circuit Conditions

Common Causes of P1586 Buick

  1. Faulty brake switch.
  2. Damaged wiring or connectors in the circuit.
  3. Malfunctioning cruise control module.
  4. Corrosion or moisture in the electrical components.
  5. Loose connections in the circuit.

Symptoms of P1586 Buick

  1. Cruise control system not engaging or disengaging unexpectedly.
  2. Brake lights staying on continuously.
  3. Check engine light illuminated on the dashboard.
  4. Vehicle experiencing difficulty accelerating or maintaining speed.
  5. Loss of other electronic features controlled by the cruise control system.

How to Fix P1586 Buick

  1. Begin by conducting a thorough inspection of the brake switch, wiring, and connectors for any visible damage or corrosion.
  2. Test the brake switch with a multimeter to ensure it is functioning properly.
  3. Check the cruise control module for any signs of malfunction and test its connections.
  4. Replace any faulty components such as the brake switch, wiring, connectors, or cruise control module as needed.
  5. Clear the diagnostic trouble codes from the vehicle's computer and test the cruise control system to ensure proper functionality.

Cost to Fix P1586 Buick

The typical repair costs for addressing the P1586 Buick code can vary depending on the specific cause of the issue and the parts involved. In general, replacing a faulty brake switch or repairing damaged wiring may cost between $100 to $300, including parts and labor. However, if the cruise control module needs to be replaced, the cost could range from $200 to $500 or more. It is important to factor in the specific diagnosis time and labor rates at auto repair shops, which can vary based on location and other factors. It is advisable to consult with a professional mechanic for a more accurate estimate based on the individual vehicle's needs.

Need more information about the P1586 Buick code?

Need more information on how to fix the P1586 Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1586 Buick code diagnosed by a professional: Find a repair shop in your area

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 P1586 Buick Code

No Frequently Asked Questions about P1586 Buick Code found.

Discuss the causes and fixes for P1586 Buick OBDII Code

Code P1586 Buick comments

No comments found for this page.