Standard Ignition PSM139 Sunroof Motor

Sunroof Motor for GM Full-Size Trucks

Standard Ignition PSM139 is a replacement sunroof motor for select Chevrolet Silverado and GMC Sierra trucks. It is built for vehicles with a factory sunroof motor connection that uses a female connector, polygon connector shape, and blade terminals.

Key Features

• Replacement sunroof motor for roof-mounted sunroof operation
• Female connector with 1 connector interface
• Polygon connector shape for proper electrical fitment
• 2 male blade terminals
• Direct application coverage for Silverado and Sierra full-size trucks

Detailed Description

This Standard Ignition PSM139 sunroof motor is listed for 2019-2024 GMC Sierra 1500, 2019-2023 Chevrolet Silverado 1500, 2020-2023 Chevrolet Silverado 3500 HD, 2020-2022 Chevrolet Silverado 2500 HD, 2020-2022 GMC Sierra 2500 HD, and 2020-2022 GMC Sierra 3500 HD. It is a roof system motor replacement for vehicles that use the specified connector and terminal configuration. This part cross-references OE-style replacement numbers 84467942 and MSR149 for the same application.

Common Issues This Part Can Address

• Sunroof does not open or close when the switch is operated
• Intermittent or slow sunroof movement
• Motor noise without panel movement
• Loss of sunroof drive function after electrical or mechanical wear
• Fault codes or failed response from the roof control system

Installation Notes and Tips

Verify connector shape, terminal style, and vehicle application before installation. Confirm the sunroof assembly is free of binding, debris, or damaged tracks so the replacement motor can operate correctly. For best results, inspect the electrical connector and related roof components during service.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and engine management components. PSM139 is built as a replacement part for the listed Chevrolet Silverado and GMC Sierra applications.