Aftermarket Coolant Temperature Switch – Chevrolet, Opel, Daewoo, Isuzu, Fiat

The Aftermarket Coolant Temperature Switch is a precision-engineered replacement designed to regulate coolant temperature effectively, ensuring your engine operates at the correct temperature range. Built with a durable black housing and a secure 2-pin connection, this switch ensures accurate temperature readings and reliable fan control. With a standard M12x1.5 thread size, it offers a perfect fit and easy installation across a wide range of Chevrolet, Daewoo, Fiat, Isuzu, and Opel models.

This component is essential for preventing overheating, improving engine efficiency, and maintaining overall cooling system reliability. Whether you’re replacing a worn switch or performing preventative maintenance, this aftermarket option delivers OEM-level performance at a fraction of the cost.

Compatibility List

Chevrolet

• Captiva (C100, C140) 2006–2025
   2.4 (LD9(146CUL4)) – 100 kW / 136 HP
   2.4 (LE5) – 123 kW / 167 HP
   2.4 4WD (LD9(146CUL4)) – 100 kW / 136 HP
   2.4 4WD (LE5) – 123 kW / 167 HP

• Cruze (J300) 2009–2025
   1.6 (F16D3|LXT) – 80 kW / 109 HP
   1.6 (LDE) – 83 kW / 113 HP

• Spark 2005–2025
   0.8 (LBF(49CUL3)|LQ2(49CUL3)) – 37 kW / 50 HP

• Spark Lite (M200, M250) 2007–2025
   0.8 (LBF(49CUL3)|LQ2(49CUL3)) – 38 kW / 52 HP

• Utility Pickup 2003–2025
   1.3 CDTi (LDP|Z 13 DTJ) – 55 kW / 75 HP
   1.4 (C14SE|X14YEH|X14YFH) – 68 kW / 92 HP
   1.8 (LJ1|N18XFH) – 77 kW / 105 HP

Daewoo

• Cielo Saloon 1995–1997
   1.5 (G15MF) – 44 / 52 / 55 kW
   1.5 16V (A15MF) – 66 kW / 90 HP

• Espero (KLEJ) 1995–1999
   1.8 (C18LE) – 70 kW / 95 HP
   2.0 (C20LE) – 77 kW / 105 HP

• Lanos (KLAT) 1997–2025
   1.3 (A13SMS) – 55 kW / 75 HP
   1.6 16V (A16DMS) – 78 kW / 106 HP

• Lanos Saloon (KLAT) 1997–2025
   Same engines as above

• Matiz (M100, M150) 1998–2025
   0.8 (F8CV) – 38 kW / 52 HP

• Nexia 1995–1997
   1.5 (G15MF) – 52 / 55 kW
   1.5 16V (A15MF) – 66 kW / 90 HP

• Nubira Estate / Hatchback / Saloon (J100) 1997–2025
   1.6 16V (A16DMS) – 78 kW / 106 HP
   2.0 16V (X20SED) – 98 kW / 133 HP

• Tacuma (U100) 2000–2025
   2.0 (C20SED|T20SED) – 94 kW / 128 HP

Fiat

• Croma (194_) 2005–2010
   2.2 16V (194 A1.000) – 108 kW / 147 HP

Isuzu

• KB VI (TFR, TFS) 2013–2018
   KB240 (Z24 SED) – 112 kW / 152 HP
   KB240 4x4 (Z24 SED) – 112 kW / 152 HP

Opel

• Astra Classic G Saloon (T98) 1999–2006
   2.2 16V (Z22SE) – 108 kW / 147 HP

• Astra G Hatchback (T98) 1998–2005
   2.2 16V (Z22SE) – 108 kW / 147 HP

• Astra J GTC 2012–2017
   2.0 OPC Turbo (A20NFT | B20NFT) – 206 kW / 280 HP

• Zafira B MPV (A05) 2006–2009
   2.2 (Z22YH) – 110 kW / 150 HP

Key Features

• Direct-fit aftermarket coolant temperature switch

• Black housing with 2-pin connector

• Standard M12x1.5 thread size

• Helps regulate coolant temperature and prevents overheating

• High-quality materials for long-lasting durability

Installation Notes

• Ensure the engine is completely cooled before replacement

• Drain a small amount of coolant to prevent spillage

• Unscrew old switch, clean thread area, and install new switch with care

• Tighten to manufacturer’s torque specification

• Refill and bleed cooling system after installation

Technical Specifications

• Housing Colour: Black

• Number of Pins: 2

• Thread Size: M12x1.5