Motorad 1KR285 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for GM Applications

The Motorad 1KR285 engine crankshaft position sensor is built for direct engine management replacement on a wide range of Chevrolet, Cadillac, Buick, GMC, Saturn, and Saab vehicles. It is engineered for OEM-level accuracy to help maintain consistent crankshaft signal input and stable engine operation.

With a black housing, 3-terminal male pins, a single rectangular female connector, and a compact 0.63-inch sensor body diameter, this Motorad crankshaft position sensor is a practical OE-style replacement for service work on GM platforms such as the Chevrolet Impala, Cadillac CTS, and GMC Terrain. Part number 1KR285 is also cross-referenced to 2134573 and 2144573 for the same application.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• OEM accuracy focus for consistent crankshaft signal reporting
• Manufactured in IATF 16949 certified facilities
• Black sensor body with rectangular connector design
• 1 connector, 3 terminals, male terminal gender, female connector gender
• Single mounting hole design with no mounting bracket included
• No wiring harness included
• Motorad part number 1KR285

Detailed Description

Motorad 1KR285 is an engine crankshaft position sensor intended for vehicles that rely on precise crankshaft position data for ignition timing and engine control. It is a direct-fit style replacement for many GM vehicles, including Fits 2012-2020 Chevrolet Impala, N/A; Fits 2013-2019 Cadillac ATS, N/A; Fits 2010-2019 Cadillac CTS, N/A; Fits 2013-2019 Cadillac XTS, N/A; and Fits 2010-2017 Chevrolet Equinox, N/A. Additional coverage includes Fits 2010-2017 GMC Terrain, N/A and Fits 2014-2016 Chevrolet Colorado, N/A.

This sensor is also listed for Fits 2010-2015 Chevrolet Camaro, N/A, Fits 2010-2012 Chevrolet Malibu, N/A, Fits 2011-2017 Chevrolet Traverse, N/A, and Fits 2011-2016 GMC Acadia, N/A. The Motorad 1KR285 is a fitment-based replacement for engine service on these platforms where accurate crankshaft signal input is required.

What It Helps Address

• Crankshaft position signal loss or erratic signal output
• Engine stalling or intermittent no-start conditions tied to sensor failure
• Rough running caused by inaccurate crankshaft timing input
• Check engine light concerns related to crankshaft position sensor faults
• Driveability issues on Chevrolet, Cadillac, Buick, GMC, Saturn, and Saab applications

Installation Notes and Tips

Verify connector shape, terminal count, and mounting style before installation. This sensor uses a rectangular female connector, 3 terminals, and a single mounting hole, with no wiring harness or mounting bracket included. Confirm vehicle application by year, make, and model before ordering, especially on GM platforms such as the Chevrolet Impala, Cadillac CTS, and GMC Terrain.

Quality Assurance

Motorad manufactures this crankshaft position sensor in IATF 16949 certified facilities to support consistent production quality. The 1KR285 is backed by a limited lifetime warranty.