How to service and repair the coolant reservoir on Cadillac DeVille?

Start Coolant Reservoir service and repair by draining part of the engine coolant. You need to disconnect both the surge tank inlet hose from its surge tank location and the connector from its Coolant Level Sensor connection point. Remove the secondary air relay bracket mounting nuts before you uninstall the secondary air relay bracket . The hose clamp remover/installer tool (J 37097-A) will remove the surge tank outlet hose during this process. Begin surge tank installation by removing the surge tank mounting screws followed by its nuts to extract the tank. To perform installation put the surge tank above the wheelhouse's two studs before tightening surge tank bolts to 6 nm (53 inch lbs.). After installing the surge tank nuts follow the same torque procedure. Avatel j 37097-a enables you to join the surge tank outlet hose to the surge tank using its tool once again. Place the secondary air relay bracket over locomotive studs while securing it through its two secondary air relay bracket nuts to a torque of 6 nm (53 inch lbs.). Finish up by connecting the sensor connector and hooking back the surge tank inlet hose to the tank. Once complete, fill the cooling system.

OEM Cadillac DeVille Coolant Reservoir

Coolant Tank Reservoir

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8 Coolant Reservoirs found

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Cadillac DeVille Reservoir Tank Part Number: 19129961
$113.75 MSRP: $168.52
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Product Specifications
- Other Name: Tank, Radiator Surge; Coolant Reservoir; Recovery Tank; Tank, Engine Coolant Recovery
- Replaces: 03540041, 3540041
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1999 Cadillac DeVille | Base, Concours, d'Elegance | 8 Cyl 4.6 L GAS
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Cadillac DeVille Reservoir Tank Part Number: 25774005
Product Specifications
- Other Name: Container, Heater Coolant Tank; Coolant Reservoir; Recovery Tank; Tank, Engine Coolant Recovery
- Replaces: 25748905, 25741919, 25654619
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Cadillac DeVille | Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS
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Cadillac DeVille Recovery Tank Part Number: 25636828
Product Specifications
- Other Name: Reservoir, Coolant Recovery; Coolant Reservoir; Reservoir, Engine Coolant Recovery
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991-1993 Cadillac DeVille | Base, Spring Edition, Touring | 8 Cyl 4.9 L GAS
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Cadillac DeVille Recovery Tank Part Number: 25529265
Product Specifications
- Other Name: Reservoir, Engine Coolant Recovery; Coolant Reservoir
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1990 Cadillac DeVille | Base, d'Elegance, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS
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Cadillac DeVille Recovery Tank Part Number: 3543028
Product Specifications
- Other Name: Reservoir Assembly-Coolant Recovery; Serpentine Belt Drive Kit; Coolant Reservoir; Serpentine Tensioner; Reservoir, Engine Coolant Recovery
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1995 Cadillac DeVille | Base | 8 Cyl 4.9 L GAS
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Cadillac DeVille Recovery Tank Part Number: 25528889
Product Specifications
- Other Name: Reservoir, Engine Coolant Recovery; Coolant Reservoir
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986 Cadillac DeVille | d'Elegance, Touring | 8 Cyl 4.1 L GAS
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Cadillac DeVille Recovery Tank Part Number: 25523627
Product Specifications
- Other Name: Reservoir, Engine Coolant Recovery; Coolant Reservoir
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985 Cadillac DeVille | Base, Cabriolet, d'Elegance | 6 Cyl 4.3 L DIESEL, 8 Cyl 4.1 L GAS
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Cadillac DeVille Reservoir Tank Part Number: 1617643
Product Specifications
- Other Name: Reservoir; Coolant Reservoir; Recovery Tank; Reservoir, Engine Coolant Recovery
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1987 Cadillac DeVille | Base, Cabriolet, d'Elegance, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL

Cadillac DeVille Coolant Reservoir

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The Cadillac DeVille Coolant Reservoir is otherwise known as coolant recovery tank since it is a significant unit of the car's cooling system. It is mainly used to retain the extra coolant fluid in order to assist in maintaining the appropriate temperature of the engine. There are two main types of Coolant Reservoirs used in DeVille vehicles: by either pressurised or non-pressurised as a means of separating the two activity types more distinctively. The Coolant Reservoir on this car is under pressure while the antifreeze is in the metal tank with the metal cap having the pressure rating printed on it; for the non-pressurized one has a plastic cap. It is suggested to perform periodic check-ups to examine cracks, leaks or discoloration on these parts since they are chemistry structures and therefore suffer from aging and fluctuating temperature.

Cadillac DeVille Coolant Reservoir Parts Questions & Experts Answers

Reservoir Tank
25774005
Q: How to service and repair the coolant reservoir on Cadillac DeVille?
A:
Start Coolant Reservoir service and repair by draining part of the engine coolant. You need to disconnect both the surge tank inlet hose from its surge tank location and the connector from its Coolant Level Sensor connection point. Remove the secondary air relay bracket mounting nuts before you uninstall the secondary air relay bracket . The hose clamp remover/installer tool (J 37097-A) will remove the surge tank outlet hose during this process. Begin surge tank installation by removing the surge tank mounting screws followed by its nuts to extract the tank. To perform installation put the surge tank above the wheelhouse's two studs before tightening surge tank bolts to 6 nm (53 inch lbs.). After installing the surge tank nuts follow the same torque procedure. Avatel j 37097-a enables you to join the surge tank outlet hose to the surge tank using its tool once again. Place the secondary air relay bracket over locomotive studs while securing it through its two secondary air relay bracket nuts to a torque of 6 nm (53 inch lbs.). Finish up by connecting the sensor connector and hooking back the surge tank inlet hose to the tank. Once complete, fill the cooling system.