Engine-Codes - Gmc - P0871 GMC

P0871 GMC Code - Pressure Switch Solenoid 'E' Circuit Stuck Open

- Code Popularity: 1,747 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0871 GMC Code?

  • Faulty Pressure Switch Solenoid 'E'
  • Pressure Switch Solenoid 'E' harness is open or shorted
  • Pressure Switch Solenoid 'E' circuit poor electrical connection

|How to Fix the P0871 GMC Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the cost to diagnose the P0871 GMC code?

Labor: 1.0

The cost to diagnose the P0871 GMC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P0871 GMC code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Transmission will not shift gears.

|What Does the P0871 GMC Code Mean?

The pressure switch manifold (PSM) is a multiple-switch assembly made up of three normally open (N/O) and one normally closed (N/C) pressure switches. The E pressure switch monitors E shift valve positioning and relays it to the transmission control module (TCM). When E pressure switch is in the open state, E shift valve should be in the unstroked position.

Pressure Switch Solenoid 'E' Circuit Stuck Open

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