← View Generic P0951 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0951: P0951: Transmission Advanced System - Pressure Control Solenoid 'A' Performance

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$200 - $800
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2020 Chevrolet
SILVERADO 1500 PICKUP
⚠️

Important for 2020 Chevrolet SILVERADO 1500 PICKUP Owners

Before starting repairs, verify which engine your 2020 Chevrolet SILVERADO 1500 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0951 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The transmission control module (TCM) has detected a problem with the pressure control solenoid 'A' in the transmission's hydraulic system, which may cause shifting issues or transmission failure.
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Symptoms

  • • Transmission slipping
  • • hesitation
  • • or refusal to engage gears
  • • unusual noises
  • • or transmission fluid leaks
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Common Causes

  • • Faulty pressure control solenoid 'A'
  • • clogged or restricted transmission fluid passages
  • • low transmission fluid level
  • • or faulty transmission control module
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How to Fix P0951 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check transmission fluid level and condition; top off or replace as needed. 2. Inspect and clean or replace the pressure control solenoid 'A'. 3. Check for any transmission fluid leaks and repair as needed. 4. Update the transmission control module's software if necessary.

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Need Maintenance Info for Your SILVERADO 1500 PICKUP?

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Pressure control solenoid 'A' Shop ↗ Transmission fluid filter Shop ↗ Transmission fluid Shop ↗

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Related Diagnostic Codes

Other codes that may appear with P0951

P0949 Sequential Code

P0949: Transmission Range Sensor Circuit Malfunction

Medium
P0950 Sequential Code

P0950: Transmission Advanced System Malfunction

Medium
P0952 Sequential Code

P0952: Transmission Range Sensor Circuit Malfunction

Medium
P0953 Sequential Code

P0953: Transmission Advanced System - Pressure Control Solenoid 'A' Performance

Medium

💡 Why These Codes Are Related:

  • • Similar Issues: Same root cause or component failure
  • • Related Problems: Often occur together due to system interactions
  • • Sequential Codes: Progressive failure stages or multiple sensors
  • • Same System: Components within the same automotive system