AutoCodes – GMC – P1524 GMC

P1524 GMC Code - Throttle Closed Position Performance

Quick Answer

P1524 GMC indicates Throttle Closed Position Performance. Common causes include Faulty Throttle Closed Position Sensor, Throttle Closed Position Sensor harness is open or shorted, Throttle Closed Position Sensor 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: P1524 GMC indicates Throttle Closed Position Performance.
Common causes: Common causes include Faulty Throttle Closed Position Sensor, Throttle Closed Position Sensor harness is open or shorted, Throttle Closed Position Sensor 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.

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Code Popularity 3,316

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

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Table of contents Created and updated by William Orellana on Aug 27, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1524 GMC Description

OBDII Code P1524 GMC - Throttle Closed Position Performance - AutoCodes.com — P1524 GMC Code - Throttle Closed Position Performance

What does this mean?

What are the Possible Causes of the DTC P1524 GMC?

Faulty Throttle Closed Position Sensor
Throttle Closed Position Sensor harness is open or shorted
Throttle Closed Position Sensor circuit poor electrical connection

How to Fix the DTC P1524 GMC?

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 P1524 GMC 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 P1524 GMC code?

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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.