Standard Ignition PSW142 Power Seat Switch

Power Seat Switch for Chevrolet, GMC, and Hummer Vehicles

The Standard Ignition PSW142 power seat switch is designed to restore seat adjustment functionality in select Chevrolet, GMC, and Hummer models. This black plastic switch features a rectangular female connector and 12 male blade terminals, ensuring reliable electrical connections for power seat controls.

• Color: Black with durable plastic finish
• Connector: Female, rectangular shape, single connector
• Terminals: 12 male blade terminals for secure fit
• Contents: Includes one power seat switch
• Compatible with multiple Chevrolet, GMC, and Hummer models

Detailed Product Description

The Standard Ignition PSW142 power seat switch is engineered to meet OEM specifications for power seat control replacement. Its black plastic housing provides a sturdy and wear-resistant finish suitable for daily use. The switch includes a single female rectangular connector designed to mate with the vehicle’s wiring harness, featuring 12 male blade terminals that ensure a stable and corrosion-resistant electrical connection. This part is compatible with a wide range of Chevrolet and GMC trucks and SUVs, including Avalanche 1500 and 2500, Silverado 1500 and 2500 series, Sierra 1500 through 3500 models, Suburban 1500 and 2500, Tahoe, Yukon, Yukon XL 1500 and 2500, as well as the Hummer H2.

Common Applications and Issues Resolved

• Restores power seat adjustment functionality in Chevrolet Silverado and GMC Sierra models
• Replaces faulty or unresponsive seat switches in Chevrolet Avalanche and Suburban vehicles
• Fixes intermittent or non-working power seat controls in Hummer H2
• Addresses electrical connection issues caused by worn or damaged terminals
• Improves driver and passenger comfort by enabling precise seat positioning

Installation Notes and Tips

• Disconnect the vehicle battery before beginning installation to prevent electrical shorts
• Carefully remove the interior trim panel to access the existing power seat switch
• Ensure the female rectangular connector aligns properly with the vehicle wiring harness
• Verify all 12 blade terminals are fully seated and secure to avoid intermittent operation
• Test seat adjustment functions before reassembling trim panels

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The PSW142 power seat switch undergoes rigorous quality control to ensure reliable performance and durability. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in material and workmanship under normal use.