Engine-CodesGMC – B008F GMC

B008F GMC Code - Rollover Protection Disable Switch

Quick Answer

The B008F diagnostic trouble code (DTC) for GMC vehicles refers to an issue with the Rollover Protection Disable Switch. Common causes include Faulty Rollover Protection Disable Switch, Damaged wiring or connectors in the circuit, Malfunctioning sensor that detects vehicle orientation. 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
B008F GMC indicates Rollover Protection Disable Switch.
Common causes
Common causes include Faulty Rollover Protection Disable Switch, Damaged wiring or connectors in the circuit, Malfunctioning sensor that detects vehicle orientation.
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 08, 2024
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Code B008F GMC Description

The B008F diagnostic trouble code (DTC) for GMC vehicles refers to an issue with the Rollover Protection Disable Switch. This switch is a safety feature designed to prevent the airbag system from deploying during a rollover accident. When this code is triggered, it means that there is a malfunction in the switch or its circuitry, which could potentially compromise the vehicle's safety systems.

OBDII Code B008F GMC - Rollover Protection Disable Switch
B008F GMC Code - Rollover Protection Disable Switch

Common Causes of B008F GMC

  1. Faulty Rollover Protection Disable Switch
  2. Damaged wiring or connectors in the circuit
  3. Malfunctioning sensor that detects vehicle orientation
  4. Corrosion or water damage affecting the switch or its components

Symptoms of B008F GMC

  1. Airbag warning light illuminated on the dashboard
  2. Inconsistent or erratic behavior of the airbag system
  3. Vehicle may fail a safety inspection or emissions test
  4. Trouble codes related to the Rollover Protection Disable Switch stored in the vehicle's computer system

How to Fix B008F GMC

  1. Diagnose the issue by using a scan tool to retrieve the specific trouble code and identify the source of the problem.
  2. Inspect the Rollover Protection Disable Switch, wiring, and sensor for any visible damage or signs of wear.
  3. Replace the faulty switch, repair damaged wiring, or replace the sensor as needed.
  4. Clear the trouble codes from the vehicle's computer system and test the airbag system to ensure proper functionality.

Cost to Fix B008F GMC

The cost of repairing the Rollover Protection Disable Switch issue can vary depending on the specific cause of the problem and the extent of the repairs needed. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that labor rates at auto repair shops can range from $80 to $150 per hour, so it's a good idea to shop around and compare prices before committing to a repair. Additionally, the cost of diagnostic time and any additional repairs that may be necessary could also impact the total cost of addressing this issue.

Tech Notes for B008F GMC

B008F:02 Rollover Protection Disable Switch Circuit Short to Ground
B008F:05 Rollover Protection Disable Switch Circuit High Voltage/Open

Need more information about the B008F GMC code?

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Information for Specific GMC Models

Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

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 B008F GMC Code

1. What does OBDII code B008F for GMC mean?

This code, also known as "Rollover Protection Disable Switch," indicates a fault with the rollover protection system in the vehicle.

2. What are the common symptoms of OBDII code B008F in a GMC vehicle?

Common symptoms include the illumination of the airbag warning light on the dashboard and a potential message indicating an issue with the rollover protection system.

3. What are possible causes of OBDII code B008F in a GMC?

Possible causes of this code include a faulty rollover protection disable switch, wiring issues, or a malfunction in the rollover protection system itself.

4. How can I diagnose the OBDII code B008F in my GMC vehicle?

To diagnose this code, a professional diagnostic scan tool is needed to read the specific fault codes stored in the vehicle's system. It is recommended to consult a qualified mechanic for accurate diagnosis.

5. Is it safe to continue driving with OBDII code B008F present in a GMC vehicle?

It is not recommended to drive the vehicle with this code present, as it indicates a potential issue with the rollover protection system, which is crucial for occupant safety in case of a rollover accident.

6. Can I reset the OBDII code B008F in my GMC myself?

While you can clear the code using an OBDII scanner, it is essential to address the underlying issue causing the fault code to prevent it from reoccurring. Consult a professional technician for proper diagnosis and repair.

7. How much does it typically cost to repair OBDII code B008F in a GMC vehicle?

The cost of repair for this code can vary depending on the specific cause of the issue. It is recommended to get a diagnostic assessment from a qualified mechanic to determine the exact repair cost.

8. Are there any DIY tips for fixing OBDII code B008F in a GMC?

DIY repairs for this code are not recommended due to the complexity of the rollover protection system. It is best to leave diagnosis and repair to experienced professionals.

9. Can a faulty rollover protection disable switch be repaired, or does it need to be replaced?

In most cases, a faulty rollover protection disable switch will need to be replaced to resolve the issue. Repairing the switch may not provide a reliable long-term solution.

10. Does OBDII code B008F affect the overall safety of a GMC vehicle?

Yes, this code directly relates to the operation of the rollover protection system, which is a critical safety feature. It is important to address this issue promptly to ensure the safety of vehicle occupants in the event of a rollover accident.

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