Transmission Clutch C Pressure Too High
The P2872 code means the vehicle's onboard diagnostic system has detected: Transmission Clutch C Pressure Too High. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $500 - $2,000 (parts and labor)
Read and clear transmission codes. Many trans codes are caused by low or burnt fluid -- check level and color before assuming the worst.
Basic scanners only read engine codes. This reads transmission, ABS, and airbag too.
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Common Symptoms
- Very harsh shifts
- Driveline clunk when engaging gear
- Check Engine Light on
- Premature clutch wear symptoms
Probable Causes (Ranked by Likelihood)
- Stuck pressure control valve Very High
- Faulty pressure control solenoid High
- Valve body contamination Moderate
- TCM sending incorrect commands Low
Frequently Asked Questions
Can high pressure damage the transmission?
Yes, excessive clutch pressure causes premature wear on clutch plates, seals, and related components.
What is a valve body?
The valve body is the hydraulic control center of the transmission, directing fluid to apply clutches and bands for gear changes.
Is a valve body repair expensive?
Valve body repair or replacement typically costs $500 to $1,500 including labor, less than a full rebuild.
Mechanics Guide Step-by-step diagnosis
Step-by-Step Diagnostic Procedure
-
Scan for DTCs and monitor clutch pressures
-
Test pressure control solenoid operation
-
Inspect valve body for stuck valves
-
Check TCM commands vs actual pressure
Sources 1
This page is built from documented references. Verify against your own service info before repair work.
- SAE J2012Diagnostic Trouble Code Definitions (defines the generic OBD-II code ranges)
Commonly Affected Vehicles
- 2010-2019 Chevrolet Silverado
- 2011-2020 Ford F-150
- 2012-2019 Ram 1500
- 2014-2020 GMC Sierra
Related Codes
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