This coolant temperature sensor fits 2004-2005 Chevy Astra and 1993-2004 Volkswagen Sedan and reports engine coolant temperature to the engine computer, which uses it to adjust fuel delivery, ignition timing and idle speed.

Walker Products 211-1029 Coolant Temperature Sensor Features:

• Fits 2004-2005 Chevy Astra; 1993-2004 Volkswagen Sedan
• Engine coverage includes 1.6L H4, 2.0L I4 applications
• Female rectangle electrical connector with 2 blade terminals
• Built to OE replacement specifications