About this part
What it does. Gmb Engine Water Pump GMB 450-120-4000 is part of the cooling system that carries engine heat away and holds the engine at operating temperature.
Symptoms that point to this part
- Temperature gauge climbing
- Coolant puddles under the car
- Heater blowing cold
- Sweet coolant smell
Fitment. Catalogued as fitting 2022–2025 Jeep Grand Cherokee L, 2019–2024 Dodge Durango, 2019–2024 Jeep Grand Cherokee. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.