This Windshield Washer Fluid Level Sensor is a genuine GM OEM part designed for 2026 Buick Encore GX, Buick Envista, Cadillac CT4, and Cadillac CT5 models. It alerts the driver when washer fluid level is low, prompting a refill of the washer fluid reservoir. Designed for exact plug-in connection to the wire harness.
This is a genuine GM OEM part, designed, engineered, and tested to rigorous standards and backed by General Motors. Fits either Driver Side or Passenger Side position. Compatible with 1.2L, 1.3L, 2.0L, 2.7L, 3.0L, and 3.6L engines across multiple configurations. Suitable for GAS, FLEX, and Turbocharged fuel systems. Included with washer reservoir on applicable models.
| Year Range |
Make |
Model |
Trim/Engine |
Notes/Options |
| 2026 |
Buick |
Encore GX |
Avenir Sport Utility 4-Door 1.3L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Encore GX |
Preferred Sport Utility 4-Door 1.2L L3 FLEX DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Encore GX |
Preferred Sport Utility 4-Door 1.3L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Encore GX |
Sport Touring Sport Utility 4-Door 1.3L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Avenir Sport Utility 4-Door 1.2L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Avenir Sport Utility Coupe 4-Door 1.2L L3 FLEX DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Avenir Sport Utility Coupe 4-Door 1.2L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Preferred Sport Utility Coupe 4-Door 1.2L L3 FLEX DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Preferred Sport Utility Coupe 4-Door 1.2L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Sport Touring Sport Utility 4-Door 1.2L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Sport Touring Sport Utility Coupe 4-Door 1.2L L3 FLEX DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Buick |
Envista |
Sport Touring Sport Utility Coupe 4-Door 1.2L L3 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT4 |
Luxury Sedan 4-Door 2.0L L4 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT4 |
Premium Luxury Sedan 4-Door 2.7L L4 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT4 |
Premium Luxury Sedan 4-Door 2.0L L4 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT4 |
Sport Sedan 4-Door 2.0L L4 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT4 |
V Blackwing Sedan 4-Door 3.6L V6 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT4 |
V Sedan 4-Door 2.7L L4 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT5 |
Premium Luxury Sedan 4-Door 2.0L L4 GAS DOHC Turbocharged |
Included with washer reservoir |
| 2026 |
Cadillac |
CT5 |
Premium Luxury Sedan 4-Door 3.0L V6 GAS DOHC Turbocharged |
Included with washer reservoir |