Power Transfer Unit Input Shaft and Idler Shaft Assembly Installation

2025 Chevrolet Equinox RS, FWDSECTION Power Transfer Unit Input Shaft and Idler Shaft Assembly Installation
Fig 1: Identifying Power Transfer Unit Input Shaft And Idler Shaft Assembly Components
GM4563684Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Input Shaft and Idler Shaft Assembly Installation

Callout Component Name
1 Power Transfer Unit Idler Shaft Assembly
2 Power Transfer Unit Input Shaft Assembly
3 Power Transfer Unit Pinion Compression Sleeve
4 Power Transfer Unit Shift Actuator Shaft
5 Power Transfer Unit Shift Actuator Gear
6 Power Transfer Unit Locker
RENDER: 1.0x

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When to See a Mechanic

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

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