P1587 Cadillac Code - Cruise Control Clutch Control Circuit Low
Quick Answer
The P1587 diagnostic trouble code (DTC) for Cadillac vehicles refers to the Cruise Control Clutch Control Circuit Low. Common causes include Faulty clutch control switch, Wiring issues in the cruise control 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
- P1587 Cadillac indicates Cruise Control Clutch Control Circuit Low.
- Common causes
- Common causes include Faulty clutch control switch, Wiring issues in the cruise control 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.
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Code P1587 Cadillac Description
The P1587 diagnostic trouble code (DTC) for Cadillac vehicles refers to the Cruise Control Clutch Control Circuit Low. This code indicates that there is a low voltage condition detected in the clutch control circuit of the cruise control system. The cruise control system is responsible for maintaining a set speed of the vehicle without the driver having to constantly press the accelerator pedal. When this code is triggered, it can affect the functionality of the cruise control system, potentially causing it to become inoperative.
Common Causes of P1587 Cadillac
- Faulty clutch control switch
- Wiring issues in the cruise control circuit
- Malfunctioning cruise control module
- Loose or corroded electrical connections
- Defective cruise control servo
Symptoms of P1587 Cadillac
- Inoperative cruise control system
- Check Engine Light illuminated on the dashboard
- Difficulty maintaining a set speed on the highway
- Erratic behavior of the cruise control system
- Loss of fuel efficiency due to inconsistent speed maintenance
How to Fix P1587 Cadillac
- Begin by diagnosing the root cause of the issue using a diagnostic scan tool to retrieve the specific fault code.
- Inspect the clutch control switch for proper functionality and continuity. Replace if necessary.
- Check the wiring in the cruise control circuit for any damage or corrosion. Repair or replace as needed.
- Test the cruise control module for proper voltage and signal output. Replace if faulty.
- Verify the integrity of electrical connections and ground points in the cruise control system. Clean or tighten connections as required.
Cost to Fix P1587 Cadillac
The typical repair costs for addressing the P1587 code on a Cadillac vehicle can range from $150 to $500, including parts and labor. However, it's essential to note that the actual cost can vary depending on the specific components that need replacement and the labor rates at the auto repair shop. Diagnosis time and labor rates can vary, with hourly rates typically ranging from $80 to $150. It's advisable to consult with a trusted mechanic or dealership to get an accurate estimate based on your vehicle's make and model.
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