2005 Pontiac G6 BaseFACTORY OEM SERVICE PROCEDURE

Wiring Harness Assembly: Remove & Replace

TRANS ID - 4T40E, 4T45E

Includes: R&I Valve Body Cover and replace Solenoid and Wiring Assembly.

Applies ToNoteStandard HoursWarranty HoursSkill Level
Includes: Perform Relearn procedure. DOES NOT include wheel alignment.6.3B
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.