How to service and repair the thermostat on GMC Savana 3500?

To service and repair the Thermostat, proceed to remove the air cleaner and the ducts assembly. Drain the coolant partially and then take off the coolant recovery reservoir. Remove the bolts that hold the Thermostat Housing to the Thermostat and unclip the Radiator Hose from the case of the Thermostat Housing so that you may then unveil the Thermostat Housing and the Thermostat itself. Before replacing the Thermostat with a new one, clean the gasket mating surfaces. Next, screw the Thermostat Housing to the Intake Manifold with bolts and tighten them to 25nm (180 inches-1/2 lb.). Reattaching the Radiator Hose onto the Thermostat Housing, replacing the coolant recovery reservoir, and reinstalling the air cleaner and duct assembly. Refill the cooling system and bleed air from it, check the Thermostat Housing and gasket for leaks of coolant.

How to replace the thermostat on GMC Savana 3500?

First remove the air cleaner along with the duct assembly followed by draining partial coolant volume before removing the coolant recovery reservoir. Start by disconnecting the Radiator Hose from the Thermostat Housing then remove the bolts that connect the Thermostat Housing to the Thermostat before taking out the Thermostat Housing. Clean up the Thermostat Housing gasket mating places before you remove the Thermostat. Start with Thermostat installation before you connect the Thermostat Housing to the Intake Manifold. With 25 nm applied torque tighten bolts securely into the housing. You must install the Radiator Hose to the Thermostat Housing followed by returning the coolant recovery reservoir and the air cleaner with the duct. Replace the cooling system fluid before checking for air in the lines and assessing the condition of both Thermostat Housing and gasket for leaks.

OEM GMC Savana 3500 Thermostat

Engine Coolant Thermostat

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14 Thermostats found

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GMC Savana 3500 Thermostat Part Number: 97241129
$36.18 MSRP: $71.82
You Save: $35.64 (50%)
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Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2016 GMC Savana 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
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GMC Savana 3500 Thermostat Part Number: 12632948
$29.83 MSRP: $56.02
You Save: $26.19 (47%)
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Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 12257859, 12563335, 12557859, 12597583, 12551472
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 3500 | Base, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L GAS
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GMC Savana 3500 Thermostat Part Number: 97241130
$33.42 MSRP: $62.76
You Save: $29.34 (47%)
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Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2016 GMC Savana 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
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GMC Savana 3500 Thermostat Part Number: 89018168
$36.41 MSRP: $72.25
You Save: $35.84 (50%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Engine Coolant Thermostat; Thermostat, Engine Coolant Temperature
- Replaces: 89017851
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2023 GMC Savana 3500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS
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GMC Savana 3500 Thermostat Part Number: 12559575
$14.39 MSRP: $27.02
You Save: $12.63 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 12559269, 12559573, 10210450
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 3500 | Base, SLE, SLT | 8 Cyl 7.4 L GAS, 8 Cyl 8.1 L GAS
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GMC Savana 3500 Thermostat Unit Part Number: 12600171
$24.02 MSRP: $45.12
You Save: $21.10 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature; Thermostat
- Replaces: 12581595
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 GMC Savana 3500 | Base, LS, LT, SLE | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
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GMC Savana 3500 Thermostat Housing Part Number: 24588515
$84.41 MSRP: $167.54
You Save: $83.13 (50%)
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Product Specifications
- Other Name: Thermostat Assembly-Engine Coolant; Thermostat Housing Cover; Thermostat Unit; Thermostat; Thermostat, Engine Coolant Temperature
- Replaces: 12642691
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 GMC Savana 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
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GMC Savana 3500 Thermostat Part Number: 19420815
$37.26 MSRP: $73.96
You Save: $36.70 (50%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Kit, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2022-2024 GMC Savana 3500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 6.6 L GAS
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GMC Savana 3500 Thermostat Part Number: 12559336
$35.26 MSRP: $66.22
You Save: $30.96 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 12554977
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 3500 | Base, SLE, SLT | 8 Cyl 6.5 L DIESEL
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GMC Savana 3500 Thermostat Housing Part Number: 97383583
Product Specifications
- Other Name: Housing-Engine Coolant Thermostat; Thermostat Housing Cover; Housing, Engine Coolant Thermostat
- Replaces: 97222428
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 GMC Savana 3500 | Base | 8 Cyl 6.6 L DIESEL
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GMC Savana 3500 Thermostat Housing Part Number: 12553405
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 3500 | Base, SLE, SLT | 8 Cyl 6.5 L DIESEL
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GMC Savana 3500 Thermostat Housing Part Number: 97383685
$228.06 MSRP: $358.84
You Save: $130.78 (37%)
Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Housing, Engine Coolant Thermostat
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2008 GMC Savana 3500 | Base | 8 Cyl 6.6 L DIESEL
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GMC Savana 3500 Thermostat Housing Part Number: 98082690
Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Housing, Engine Coolant Thermostat
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009 GMC Savana 3500 | Base | 8 Cyl 6.6 L DIESEL
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GMC Savana 3500 Thermostat Housing Part Number: 12642719
$110.58 MSRP: $197.45
You Save: $86.87 (44%)
Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Housing, Engine Coolant Thermostat
- Replaces: 12637657
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 GMC Savana 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL

GMC Savana 3500 Thermostat

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GMC Savana 3500 Thermostat Parts and Q&A

Thermostat
12559575
Q: How to service and repair the thermostat on GMC Savana 3500?
A:
To service and repair the Thermostat, proceed to remove the air cleaner and the ducts assembly. Drain the coolant partially and then take off the coolant recovery reservoir. Remove the bolts that hold the Thermostat Housing to the Thermostat and unclip the Radiator Hose from the case of the Thermostat Housing so that you may then unveil the Thermostat Housing and the Thermostat itself. Before replacing the Thermostat with a new one, clean the gasket mating surfaces. Next, screw the Thermostat Housing to the Intake Manifold with bolts and tighten them to 25nm (180 inches-1/2 lb.). Reattaching the Radiator Hose onto the Thermostat Housing, replacing the coolant recovery reservoir, and reinstalling the air cleaner and duct assembly. Refill the cooling system and bleed air from it, check the Thermostat Housing and gasket for leaks of coolant.
Thermostat
12632948
Q: How to replace the thermostat on GMC Savana 3500?
A:
First remove the air cleaner along with the duct assembly followed by draining partial coolant volume before removing the coolant recovery reservoir. Start by disconnecting the Radiator Hose from the Thermostat Housing then remove the bolts that connect the Thermostat Housing to the Thermostat before taking out the Thermostat Housing. Clean up the Thermostat Housing gasket mating places before you remove the Thermostat. Start with Thermostat installation before you connect the Thermostat Housing to the Intake Manifold. With 25 nm applied torque tighten bolts securely into the housing. You must install the Radiator Hose to the Thermostat Housing followed by returning the coolant recovery reservoir and the air cleaner with the duct. Replace the cooling system fluid before checking for air in the lines and assessing the condition of both Thermostat Housing and gasket for leaks.