Walker 214-1003 Engine Coolant Temperature Sender

Engine Coolant Temperature Sender Overview

Walker Products 214-1003 is an engine coolant temperature sender for vehicles that rely on accurate coolant temperature input for engine management and gauge operation. It is built for direct replacement service on select Chevrolet, Cadillac, and Pontiac applications, including Chevy, Chevy Pickup, Aveo, Matiz, and Catera models.

Walker Products has supplied automotive fuel system and engine sensor components since 1946, with manufacturing and engineering support focused on OEM-level specifications and application accuracy. The Walker Products line includes engine management parts such as sensors, injectors, and related electrical components.

Key Features

• Engine coolant temperature sender for temperature signal replacement
• Walker Products part number 214-1003
• Direct-fit coverage for select 1995-2011 Chevrolet, Cadillac, and Pontiac vehicles
• Application-specific replacement for coolant temperature reporting
• Backed by Walker Products manufacturing and technical support resources

Detailed Description

Walker Products 214-1003 is an engine coolant temperature sender used to report coolant temperature to the vehicle’s monitoring system. Accurate temperature input is important for proper gauge readings and engine control decisions, especially on older and high-mileage vehicles where sender performance can drift over time. This part number is listed for 2008-2011 Chevrolet Aveo, 2005 Pontiac Matiz, 1997-2001 Cadillac Catera, 1995-2001 Chevrolet Chevy, and 1999-2001 Chevrolet Chevy Pickup. This part cross-references Monroe Shocks & Struts (e.g., 32230) for the same application.

What It Helps Fix

• Inaccurate coolant temperature gauge readings
• Intermittent or erratic temperature signal output
• Hard starting or drivability concerns tied to incorrect temperature input
• Cooling system warning light concerns caused by sender failure
• Replacement needs on aging Chevrolet Aveo, Chevy Pickup, Chevy, Cadillac Catera, or Pontiac Matiz applications

Installation Notes and Tips

Verify connector style, thread size, and engine application before installation. Compare the original sender to Walker Products 214-1003 and confirm the vehicle year and model match the listed fitment. After installation, check for proper coolant level and inspect for leaks at the sender location.

Quality Assurance

Walker Products manufactures engine sensors and related components to meet or exceed OEM standards and specifications. The company is ISO 9001/IATF16949 certified and supports product accuracy with in-house engineering, product management, and technical documentation.