AutoCodes – Chevrolet – P0894 2017 Chevrolet Silverado

P0894 2017 Chevrolet Silverado Code - Transmission Component Slipping

Quick Answer

When the Engine Control Module (ECM) requests the neutral locked turbine feature, the Transmission Control Module (TCM) commands the 3rd, 5th, and reverse clutch and the 2-6 clutch to apply, which locks the turbine shaft. Common causes include Low transmission fluid level, Dirty or contaminated fluid, Internal transmission failure. 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: P0894 2017 Chevrolet Silverado indicates Transmission Component Slipping.
Common causes: Common causes include Low transmission fluid level, Dirty or contaminated fluid, Internal transmission failure.
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 401

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 03, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P0894 2017 Chevrolet Silverado Description

When the Engine Control Module (ECM) requests the neutral locked turbine feature, the Transmission Control Module (TCM) commands the 3rd, 5th, and reverse clutch and the 2-6 clutch to apply, which locks the turbine shaft. This provides a load to the engine and reduces the engine warm-up time. The Diagnostic Trouble Code (DTC) will be set when the TCM detects turbine speed greater than 50 RPM for 3 s. This condition must occur 3 times.

OBDII Code P0894 2017 Chevrolet Silverado - Transmission Component Slipping - AutoCodes.com — P0894 2017 Chevrolet Silverado Code - Transmission Component Slipping

What does this mean?

What are the Possible Causes of the DTC P0894 2017 Chevrolet Silverado?

Low transmission fluid level
Dirty or contaminated fluid
Internal transmission failure
Faulty Transmission Control Moduleâ€‰(TCM)
Transmission Control Module harness is open or shorted
Transmission Control Module circuit poor electrical connection

How to Fix the DTC P0894 2017 Chevrolet Silverado?

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 P0894 2017 Chevrolet Silverado 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 P0894 2017 Chevrolet Silverado code?

Need more information on how to fix the P0894 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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.