Notes: Temperature 190 Degrees; Seal Included Seal Included; Part Replacement Replaces 46158; OE Temperature
Bypass Plate Diameter: 1.44"
Flange Diameter (With Seal): 2.335"
Flange Diameter (Without Seal): 2.205"
Height from Flange to Bottom: 2.16"
Height from Flange to Top of Bridge: 0.77"
OE Part Number: 89018168, 12587396, 89017851
Temperature (F): 190 Degrees
UPC: 033342130623
Part Description: 2007 Buick Rainier OE Type Engine Coolant Thermostat
More Info
Vehicle Fitment
2007 Buick Rainier | All Trims | 8 Cyl 5.3L
FAQ for Thermostat Repair
Q: What is the recommended torque for the thermostat housing bolts?
A:
The recommended torque is 10 N.m (89 lb in).
By Bob
GM Specialist
01/11/2022
Q: How to remove the Thermostat (4.2L Engine)?
A:
You should remove the necessary coolant from the radiator, the generator, the thermostat housing bolts, and the thermostat housing from the engine block.
By Bob
GM Specialist
01/11/2022
Q: How to install the Thermostat (4.2L Engine)?
A:
You should install the thermostat housing to the engine block, the thermostat housing bolts, the outlet hose to the thermostat housing, and the generator.
By Bob
GM Specialist
01/11/2022
FAQ for Other Repair Info
Q: How to remove the Radiator Support Diagonal Brace?
A:
You should remove the bolts that retain the Radiator support diagonal brace, and the radiator support diagonal brace from the vehicle.
Q: How to install the Cooling Fan Relay?
A:
You should install the Cooling Fan Relay and the underhood electrical center cover.
Q: How to remove the Coolant Recovery Reservoir?
A:
You should remove the air cleaner assembly, the accumulator, and the coolant hoses from the coolant recovery reservoir and plug the hoses and the coolant recovery reservoir outlets with suitable plugs, the nut and bolt securing the coolant recovery reservoir, and the coolant recovery reservoir.