The Walker Products Engine Coolant Temperature Sensor (part number 211-2011) is a direct-fit replacement for 2002-2005 Buick, Chevrolet, GMC, and Isuzu vehicles with 4.2L engines. Walker Products Engine Coolant Temperature Sensors match OE performance to deliver accurate data for engine protection, fuel control, and emissions management.
Features:
- Built to match OE specifications for signal response and thermal accuracy.
- Monitors engine coolant temperature to optimize fuel delivery and ignition timing.
- Enables ECM to protect engine from overheating and improve cold starts.
- Durable materials ensure long service life in hot, high-vibration environments.
- Direct-fit replacement simplifies installation and restores sensor function.
Specifications:
| Number of Terminals | 2 |
| Connector Type | Blade |
| Connector Shape | Oblong |
| Terminal Gender | Female |
Fits: 2002-2005 Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models including Rainier, Trailblazer, Trailblazer EXT, Envoy, Envoy XL, Envoy XUV, Ascender, Bravada and more — 4.2L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Isuzu 8125645120, Isuzu 8192447150, Wells SU1485, Carquest 71-2667, NTK EF0149, SMP TX108, BWD WT5122, General Motors 12564512 and 4 more
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
