P0894 2014 GMC Sierra 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 2014 GMC Sierra 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.
Code P0894 2014 GMC Sierra Description
What are the Possible Causes of the DTC P0894 2014 GMC Sierra?
- Low transmission fluid level
- Dirty or contaminated fluid
- Internal transmission failure
- Faulty Transmission Control Module (TCM)
- Transmission Control Module harness is open or shorted
- Transmission Control Module circuit poor electrical connection
How to Fix the DTC P0894 2014 GMC Sierra?
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 2014 GMC Sierra 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 2014 GMC Sierra code?
Need more information on how to fix the P0894 2014 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0894 2014 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0894 2014 GMC Sierra Code
1. What does OBDII code P0894 mean for a 2014 GMC Sierra?
The OBDII code P0894 in a 2014 GMC Sierra indicates a transmission component slipping issue.
2. What are the common symptoms of OBDII code P0894 in a 2014 GMC Sierra?
Common symptoms of code P0894 include harsh shifting, delayed engagement, decreased fuel efficiency, and the transmission slipping in and out of gear.
3. What are the possible causes of OBDII code P0894 in a 2014 GMC Sierra?
The most common causes of code P0894 in a 2014 GMC Sierra are low transmission fluid levels, a malfunctioning torque converter, a faulty transmission control module (TCM), or internal transmission damage.
4. How can I diagnose the OBDII code P0894 in my 2014 GMC Sierra?
Diagnosing code P0894 usually involves conducting a thorough inspection of the transmission fluid level and quality, checking for any leaks, and using a scan tool to retrieve additional transmission-related trouble codes.
5. Can I continue driving my 2014 GMC Sierra with OBDII code P0894?
It is not recommended to continue driving your 2014 GMC Sierra with code P0894 as the transmission slipping issue can lead to further damage and potential safety hazards.
6. How can I repair OBDII code P0894 in my 2014 GMC Sierra?
Repairing code P0894 typically involves addressing the root cause of the transmission slipping, which may include topping up or replacing the transmission fluid, repairing any leaks, replacing the torque converter, or reprogramming the TCM.
7. Is it necessary to reset the OBDII code P0894 after repairing my 2014 GMC Sierra?
Yes, it is recommended to clear the OBDII code P0894 after completing the necessary repairs to ensure that the issue has been resolved and to reset the Check Engine Light.
8. Can a DIY enthusiast address OBDII code P0894 in a 2014 GMC Sierra?
While some basic diagnostic steps can be taken by a DIY enthusiast, resolving code P0894 often requires advanced knowledge and specialized tools, so it may be best to consult a professional mechanic for proper diagnosis and repair.
9. How much does it cost to fix OBDII code P0894 in a 2014 GMC Sierra?
The cost of fixing code P0894 in a 2014 GMC Sierra can vary depending on the underlying issue, the parts needed for repair, and the labor rates of the repair shop. It is advisable to obtain quotes from different mechanics to compare prices.
10. Are there any preventive measures to avoid OBDII code P0894 in a 2014 GMC Sierra?
To prevent code P0894 in your 2014 GMC Sierra, it is essential to adhere to the manufacturer's recommended maintenance schedule, regularly check the transmission fluid levels, address any leaks promptly, and avoid towing heavy loads beyond the vehicle's capacity.
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