AutoCodes – Buick – C0707 Buick

C0707 Buick Code - Excessive Compressor Activity

Quick Answer

The air suspension module monitors the run time of the compressor. Common causes include Faulty Excessive Compressor, Excessive Compressor harness is open or shorted, Excessive Compressor circuit poor electrical connection. 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: C0707 Buick indicates Excessive Compressor Activity.
Common causes: Common causes include Faulty Excessive Compressor, Excessive Compressor harness is open or shorted, Excessive Compressor circuit poor electrical connection.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 726

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C0707 Buick Description

The air suspension module monitors the run time of the compressor. If the compressor has run for more than one hour during an ignition cycle the air suspension module switches OFF the compressor relay. The run timer counts down when the compressor is OFF with the ignition ON.

OBDII Code C0707 Buick - Excessive Compressor Activity - AutoCodes.com — C0707 Buick Code - Excessive Compressor Activity

What does this mean?

What are the Possible Causes of the DTC C0707 Buick?

Faulty Excessive Compressor
Excessive Compressor harness is open or shorted
Excessive Compressor circuit poor electrical connection

How to Fix the DTC C0707 Buick?

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 C0707 Buick 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 C0707 Buick code?

Need more information on how to fix the C0707 Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0707 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 C0707 Buick Code

1. What does OBDII code C0707 mean on a Buick?

C0707 indicates "Excessive Compressor Activity," which points to an issue with the vehicle's air suspension system, particularly the compressor running too often.

2. What are the common symptoms of code C0707 in a Buick?

Symptoms may include a noisy or constantly running air compressor, uneven ride height, a sagging suspension, or the suspension warning light on the dashboard.

3. What causes code C0707 to trigger in a Buick?

Common causes include air leaks in the suspension system, a failing air compressor, damaged air springs, or a faulty height sensor.

4. Can driving with code C0707 damage my Buick?

Yes, prolonged driving with this issue can overheat and damage the air compressor, potentially leading to more expensive repairs.

5. How do I diagnose code C0707 on my Buick?

Start by checking for air leaks in the suspension system, inspecting the compressor for proper operation, and testing the height sensors for accuracy.

6. What repairs can fix code C0707 on a Buick?

Repairs may include sealing or replacing leaking air lines, replacing a faulty air compressor, repairing or replacing damaged air springs, or recalibrating or replacing the height sensors.

7. How much does it cost to repair code C0707 on a Buick?

Repair costs vary depending on the issue but can range from $100 for minor leaks to $1,000 or more for replacing the air compressor and related components.

8. What tools are needed to troubleshoot code C0707 in a Buick?

You may need an OBDII scanner, soapy water to detect air leaks, a multimeter for electrical testing, and a suspension system diagnostic tool.

9. Can I fix code C0707 on my Buick myself?

If the issue is a minor air leak or a simple sensor fault, you may be able to fix it yourself. However, major repairs like replacing the compressor or air springs may require professional help.

10. How can I prevent code C0707 from occurring in the future?

Regularly inspect your air suspension system for leaks or wear, avoid overloading the vehicle, and address suspension warning lights promptly to prevent excessive compressor activity.