P0736 2014 GMC Sierra Code - Transmission Reverse Ratio Incorrect
Quick Answer
The P0736 diagnostic trouble code (DTC) indicates that the transmission reverse gear ratio is incorrect. Common causes include Low transmission fluid level or poor-quality fluid, Faulty transmission solenoid or valve body, Worn or damaged reverse gear or gear synchronizer. 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
- P0736 2014 GMC Sierra indicates Transmission Reverse Ratio Incorrect.
- Common causes
- Common causes include Low transmission fluid level or poor-quality fluid, Faulty transmission solenoid or valve body, Worn or damaged reverse gear or gear synchronizer.
- 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 P0736 2014 GMC Sierra Description
The P0736 diagnostic trouble code (DTC) indicates that the transmission reverse gear ratio is incorrect. This means that the transmission is not shifting into reverse properly, which can lead to difficulty in reversing the vehicle. The transmission control module (TCM) monitors the gear ratios to ensure smooth shifting and optimal performance. When the reverse gear ratio is incorrect, it can impact the vehicle's drivability and overall performance.
Common Causes of P0736 2014 GMC Sierra
- Low transmission fluid level or poor-quality fluid.
- Faulty transmission solenoid or valve body.
- Worn or damaged reverse gear or gear synchronizer.
- Malfunctioning TCM or transmission sensor.
- Internal transmission damage or mechanical failure.
Symptoms of P0736 2014 GMC Sierra
- Difficulty or inability to shift into reverse gear.
- Delayed engagement when shifting into reverse.
- Harsh or jerky shifting when reversing.
- Grinding or clunking noises when reversing.
- Transmission slipping or not engaging in reverse.
How to Fix P0736 2014 GMC Sierra
- Check and top up transmission fluid to the appropriate level.
- Perform a transmission flush and filter replacement if necessary.
- Inspect and replace any faulty transmission solenoids or valve body components.
- Repair or replace the reverse gear, gear synchronizer, or any damaged internal transmission parts.
- Reset the TCM and perform a transmission relearn procedure if needed.
Cost to Fix P0736 2014 GMC Sierra
The cost of repairing a P0736 code on a 2014 GMC Sierra can vary depending on the specific issue causing the incorrect reverse gear ratio. On average, the repair costs can range from $200 to $1000, including parts and labor. It's important to note that the actual cost may be higher or lower based on the extent of the damage, the need for replacement parts, and the labor rates charged by the repair shop. It is recommended to get a detailed estimate from a trusted mechanic or dealership before proceeding with the repairs.
Tech Notes for P0736 2014 GMC Sierra
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