AutoCodes – GMC – P1573 GMC

P1573 GMC Code - TCS Loss Of ABS/TCS Serial Data

Quick Answer

The P1573 code indicates that the Powertrain Control Module (PCM) has lost the communication with the Electronic Brake Traction Control Module (EBTCM) and/or ABS control module Common causes include Faulty Powertrain Control Module (PCM), Powertrain Control Module (PCM) harness is open or shorted, Powertrain Control Module (PCM) 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: P1573 GMC indicates TCS Loss Of ABS/TCS Serial Data.
Common causes: Common causes include Faulty Powertrain Control Module (PCM), Powertrain Control Module (PCM) harness is open or shorted, Powertrain Control Module (PCM) 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 3,960

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 30, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
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Code P1573 GMC Description

The P1573 code indicates that the Powertrain Control Module (PCM) has lost the communication with the Electronic Brake Traction Control Module (EBTCM) and/or ABS control module

OBDII Code P1573 GMC - TCS Loss Of ABS/TCS Serial Data - AutoCodes.com — P1573 GMC Code - TCS Loss Of ABS/TCS Serial Data

What does this mean?

What are the Possible Causes of the DTC P1573 GMC?

Faulty Powertrain Control Module (PCM)
Powertrain Control Module (PCM) harness is open or shorted
Powertrain Control Module (PCM) circuit poor electrical connection
Faulty ABS control module
ABS control module harness is open or shorted
ABS control module circuit poor electrical connection

How to Fix the DTC P1573 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 P1573 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 P1573 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.