Motorad 1KR378 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor Overview

The MotoRad 1KR378 engine crankshaft position sensor provides OEM-accurate signal input for engine management systems. Built in IATF16949 certified facilities, it supports consistent crankshaft position monitoring for smoother engine operation and reliable timing data.

This black sensor uses one connector and does not include a wiring harness. It is a direct-fit replacement for select Cadillac, Chevrolet, Buick, GMC, Pontiac, Saturn, and Suzuki applications, including Cadillac ATS, Chevrolet Malibu, and GMC Acadia coverage.

Key Features

• Engine crankshaft position sensor for precise crankshaft signal input
• OEM accuracy for dependable engine management performance
• Black housing with 1 connector
• No wiring harness included
• Manufactured in IATF16949 certified facilities
• Part number: 1KR378

Fitment Details

• Fits 2016 Cadillac ATS, N/A
• Fits 2008-2010 Buick Enclave, N/A
• Fits 2008-2010 Chevrolet Captiva Sport, N/A
• Fits 2009-2010 Chevrolet Traverse, N/A
• Fits 2007-2010 GMC Acadia, N/A
• Fits 2009-2010 Suzuki Grand Vitara, N/A
• Fits 2008-2009 Cadillac CTS, N/A
• Fits 2007-2009 Cadillac SRX, N/A
• Fits 2008-2009 Cadillac STS, N/A
• Fits 2008-2009 Chevrolet Equinox, N/A
• Fits 2008-2009 Chevrolet Malibu, N/A
• Fits 2007-2009 Pontiac G6, N/A
• Fits 2008-2009 Pontiac G8, N/A
• Fits 2008-2009 Pontiac Torrent, N/A
• Fits 2007-2009 Saturn Aura, N/A
• Fits 2007-2009 Saturn Outlook, N/A
• Fits 2008-2009 Saturn Vue, N/A
• Fits 2007-2009 Suzuki XL-7, N/A

Common Replacement Uses

• Restores crankshaft position signal loss
• Addresses engine stalling or intermittent no-start conditions
• Helps correct rough running caused by inaccurate engine timing input
• Supports repair of crank sensor fault codes
• Replaces a worn or failed sensor on GM and Suzuki applications

Installation Notes

Verify connector style and sensor location before installation. Inspect the mounting area, wiring, and related engine management components for damage or contamination, and confirm the replacement sensor matches the original part number 1KR378 for the listed vehicle application.

Quality Assurance

MotoRad backs this engine management product with a limited lifetime warranty. The sensor is produced in IATF16949 certified facilities to support consistent manufacturing quality and OE-level fitment expectations.

This part cross-references GM applications such as 12590991 and 12613030 for the same application.