Global Parts 1815638 Automatic Transmission Speed Sensor - Output

Automatic Transmission Speed Sensor for GM Applications

Global Parts 1815638 is an automatic transmission speed sensor for the output side of the transmission. It is built with a 2-wire layout, a push-in connector shape, and a wiring harness included for a direct replacement on supported Buick, Chevrolet, Cadillac, GMC, Saturn, and Pontiac vehicles.

Key Features

• Automatic transmission speed sensor for output-speed monitoring
• Push-in connector shape with 1 connector and 2 terminals
• Blade bullet terminal type with female terminals and male connector gender
• Wiring harness included for service replacement
• Plastic housing construction
• Direct interchange reference: SKF SC470

Detailed Description

This Global Parts transmission sensor is designed for output-speed signal applications on a wide range of GM platforms, including the Chevrolet Traverse, GMC Acadia, and Buick Enclave. Part number 1815638 also cross-references SKF SC470 for the same application. Use it when replacing a failed automatic transmission speed sensor on vehicles such as the 2008-2017 Buick Enclave, 2009-2017 Chevrolet Traverse, and 2007-2017 GMC Acadia.

Compatible fitment also includes the 2013-2017 Chevrolet Impala, 2010-2017 GMC Terrain, 2010-2016 Cadillac SRX, 2014-2017 Buick Regal, and 2013-2017 Cadillac XTS. The part number 1815638 is listed across multiple GM models with output-position coverage, making it a practical OE-style replacement for transmission speed signal service.

What It Helps Fix

• Erratic or missing transmission output speed signal
• Transmission shifting concerns related to speed sensor input
• Illuminated transmission or powertrain warning lights tied to sensor faults
• Harsh, delayed, or inconsistent shift behavior caused by incorrect speed data
• Diagnostic trouble codes associated with the output speed sensor circuit

Installation Notes and Tips

Verify the transmission position and connector style before installation. This sensor uses a push-in design with a single connector and is listed for output applications only. Inspect the harness connector, terminals, and transmission case opening for damage or contamination before fitting the replacement sensor.

Quality Assurance

Global Parts supplies this automatic transmission speed sensor as a replacement component for supported GM applications. Confirm fitment by year, make, model, and output position before ordering. Part number 1815638 is also referenced by SKF SC470.