SKP SK5S1018 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor Overview

The SKP SK5S1018 engine coolant temperature sensor provides a direct replacement option for a wide range of GM applications with a coarse-thread design. It is used to report coolant temperature to the engine management system, helping maintain accurate fuel and ignition control. Compatible With Buick, Cadillac, and Chevrolet applications across multiple model years.

Key Features

• Engine coolant temperature sensor for temperature signal input to the control system
• Coarse-thread fitment for supported applications
• Direct replacement format for service and repair work
• Fits Buick, Cadillac, and Chevrolet models listed in the fitment data
• SK5S1018 part number for catalog and service reference

Detailed Description

The SKP SK5S1018 is an engine coolant temperature sensor built for vehicles that use a coarse-thread sensor interface. It is listed for a broad range of Buick LeSabre, Cadillac DeVille, Chevrolet Silverado 1500, and other GM models, including applications such as Fits 2008-2009 Chevrolet Silverado 1500, N/A and Fits 2009-2010 Cadillac DTS, N/A. This sensor supports accurate coolant temperature reporting, which is essential for proper engine management, cold-start behavior, and temperature-based control strategies. The SK5S1018 part number is useful when matching the replacement to the original service listing or catalog reference.

What It Is Used For

• Replacing a failed coolant temperature sensor that triggers inaccurate temperature readings
• Addressing hard starting or poor cold-engine operation related to temperature input
• Correcting fuel control issues caused by incorrect coolant temperature data
• Restoring temperature signal feedback to the engine control system
• Servicing coarse-thread sensor applications on supported GM vehicles

Installation Notes and Tips

Verify thread style and connector match before installation. Confirm the vehicle application against the fitment list, since this part is listed for multiple GM platforms and model years. Use the catalog reference SK5S1018 and compare it with the original sensor specification when ordering a replacement.