Before you order: GM part numbers change by option code and year. Confirm against your VIN with a GM dealer. Callout numbers on this page are our own and do not match GM's diagram numbers. Quantities are per vehicle (both sides).
Engine: this page covers the 2.4L 4-cylinder only. For the 3.0L and 3.6L V6, see Front Cover & Water Pump V6.
Engine: this page covers the 2.4L 4-cylinder only. For the 3.0L and 3.6L V6, see Front Cover & Water Pump V6.
| # | Part | GM OEM # | Fitment & notes | Buy |
|---|---|---|---|---|
| 1 | Cover, engine front (with oil pump) | 12637040 | 2.4L only. Includes the oil pump, water pump access cover and seals (3, 9, 10, 11). | Check price on Amazon |
| 2 | Gasket, engine front cover | 24435052 | 2.4L only. | Check price on Amazon |
| 3 | Seal, crankshaft front oil | 12584041 | 2.4L only. Part of the front cover (1). | Check price on Amazon |
| 4 | Pump, water | 12630084 | 2.4L only. Chain-driven, mounted behind the front cover. Includes sprocket, gasket, O-ring and drain plug (5-8). | Check price on Amazon |
| 5 | Sprocket, water pump | 90537298 | 2.4L. Part of the water pump (4). | Check price on Amazon |
| 6 | Gasket, water pump | 24439799 | 2.4L. Part of the water pump (4). | Check price on Amazon |
| 7 | Seal, water pump cover (O-ring) | 24446365 | 2.4L. Part of the water pump (4). | Check price on Amazon |
| 8 | Plug, engine block coolant drain (M12x1.5x12) | 90537623 | 2.4L. GM lists it as part of the water pump (4). | Check price on Amazon |
| 9 | Cover, water pump access | 90537266 | 2.4L. Part of the front cover (1). | Check price on Amazon |
| 10 | Seal, water pump access hole cover (O-ring) | 90537915 | 2.4L. Part of the front cover (1). | Check price on Amazon |
| 11 | Seal, oil pressure relief valve spring seat (O-ring) | 11093042 | 2.4L. Part of the front cover (1). | Check price on Amazon |
| 12 | Housing, engine coolant thermostat | 12618159 | 2.4L only. | Check price on Amazon |
| 13 | Sensor, engine coolant temperature | 12608814 | 2.4L. Mating connector 88987993 per GM. | Check price on Amazon |
| 14 | Seal, thermostat (O-ring, square cut) | 3522676 | 2.4L. Part of the thermostat (15). | Check price on Amazon |
| 15 | Thermostat, engine coolant | 12622410 | 2.4L only. Includes seal (14). | Check price on Amazon |
| 16 | Seal, water inlet | 90537471 | 2.4L. GM note: round, turns oblong when assembled. | Check price on Amazon |
| 17 | Inlet, water (with surge portion) | 12607291 | 2.4L only. | Check price on Amazon |
| 18 | Pipe, radiator outlet | 90537356 | 2.4L only. | Check price on Amazon |
| 19 | Seal, radiator outlet pipe (O-ring) | 90537379 | Qty 2. 2.4L. | Check price on Amazon |
| 20 | Bolt, thermostat housing (M6x1x20) | 11588712 | Qty 2. | Check price on Amazon |
| 21 | Pin, front cover locating (dowel, 8 x 12 mm) | 22531637 | Qty 2. | Check price on Amazon |
The illustration is an original drawing made for this site. It is not to scale and the shapes are representative.