How to replace the thermostat and water control valve in a Nissan Maxima's cooling system?

First of all, before you replace the thermostat, inspect the coolant level, and temperature gauge. Detach the battery, drain coolant in your cooling system, and take off the old thermostat and install a new one. apply some sealant, let it cure, then refill and bleed the cooling system on your vehicle.

Genuine Nissan Maxima Thermostat

Engine Coolant Thermostat

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13 Thermostats found

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Nissan Maxima Thermostat Assembly
Part Number: 21200-9HP0A
$28.32 MSRP: $41.77
You Save: $13.45 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Thermostat Assy; Thermostat, Thermostat Unit
- Replaces: 21200-JA10A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2016-2023 Nissan Maxima | 40th Anniversary Edition, Platinum, Platinum Reserve, S, SL, SR, SV | 6 Cyl 3.5 L GAS, 6 Cyl 3.5L | VQ35DE
- 2009-2014 Nissan Maxima | LE, Premium, S, SR, SV, Sport | 6 Cyl 3.5L | VQ35DE
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Nissan Maxima Thermostat Assembly
Part Number: 21200-31U03
$28.74 MSRP: $42.40
You Save: $13.66 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy; Thermostat, Thermostat Unit
- Manufacturer Note: OPEN TEMP=82 +-1.5
- Replaces: 21200-31U01, 21200-31U02, 21200-31U00
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1995-2002 Nissan Maxima | GLE, GXE, GXEL, SE, SES | 6 Cyl 3.0L | VQ30DE
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Nissan Maxima Engine Coolant Thermostat Housing
Part Number: 21200-JA10A
$28.32 MSRP: $41.77
You Save: $13.45 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy
- Replaced by: 21200-9HP0A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2009-2014 Nissan Maxima | LE, Premium, S, Sport, SR, SV | 6 Cyl 3.5L | VQ35DE
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Nissan Maxima Thermostat Assembly
Part Number: 21200-8J100
$28.22 MSRP: $43.18
You Save: $14.96 (35%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy
- Replaced by: 21200-8J10B
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2001-2008 Nissan Maxima | GLE, GXEL, SE, SEL, SES, SL | 6 Cyl 3.5L | VQ35DE
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Nissan Maxima Engine Coolant Thermostat
Part Number: 21200-V5015
$20.93 MSRP: $30.88
You Save: $9.95 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy; Thermostat
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1991-1994 Nissan Maxima | GXE, SE | 6 Cyl 3.0L | VG30E
- 1987-1988 Nissan Maxima | DX, SE, SL/GL | 6 Cyl 3.0L | VG30E
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Nissan Maxima Sensor Assy-Thermister
Part Number: 27723-8J000
$39.80 MSRP: $53.07
You Save: $13.27 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assy-Intake; Thermostat Amplifier, Thermostatic Switch
- Replaces: 27732-8J000
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2004-2008 Nissan Maxima | SE, SL | 6 Cyl 3.5L | VQ35DE
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Nissan Maxima Engine Coolant Thermostat Radiator
Part Number: 21200-V7205
$28.93 MSRP: $44.27
You Save: $15.34 (35%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy
- Replaced by: 21200-V720A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1991-1994 Nissan Maxima | SE | 6 Cyl 3.0L | VE30DE
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Nissan Maxima Thermostat Assembly
Part Number: 21200-31U00
$28.74 MSRP: $42.40
You Save: $13.66 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy
- Replaced by: 21200-31U03
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1995-1998 Nissan Maxima | GLE, GXE, SE | 6 Cyl 3.0L | VQ30DE
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Nissan Maxima Thermostat Assembly
Part Number: 21200-0B000
$28.93 MSRP: $44.27
You Save: $15.34 (35%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Manufacturer Note: 82
- Replaced by: 21200-V720A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1991-1994 Nissan Maxima | GXE, SE | 6 Cyl 3.0L | VG30E
View related parts
Nissan Maxima Thermostat Assembly
Part Number: 21200-31U01
$30.22 MSRP: $42.40
You Save: $12.18 (29%)
ADD TO CART
Product Specifications
- Replaced by: 21200-31U03
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1997-1999 Nissan Maxima | GLE, GXE, SE | 6 Cyl 3.0L | VQ30DE
View related parts
Nissan Maxima Thermostat Assembly
Part Number: 21200-31U02
$30.22 MSRP: $42.40
You Save: $12.18 (29%)
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy
- Replaced by: 21200-31U03
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1998-1999 Nissan Maxima | GLE, GXE, SE | 6 Cyl 3.0L | VQ30DE
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Nissan Maxima Thermostat Assembly
Part Number: 21200-85E00
$28.93 MSRP: $44.27
You Save: $15.34 (35%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assy
- Manufacturer Note: 82
- Replaced by: 21200-V720A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1989-1992 Nissan Maxima | GXE, SE | 6 Cyl 3.0L | VG30E
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Nissan Maxima Thermostat Assembly
Part Number: 21200-V5010
Product Specifications
- Other Name: Thermostat Assy; Thermostat
- Manufacturer Note: 76.5C
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1985-1988 Nissan Maxima | DX, SE, SL/GL | 6 Cyl 3.0L | VG30E

Nissan Maxima Thermostat

Thermostat is the important component that is used in Nissan Maxima vehicles to maintain the temperature of the engines to be efficient. This closed - loop control is situated near the radiator and aids in this control to maintain the appropriate temperature for the engine. The Thermostat functions by either turning on or off the heating or cooling appliances or by modulating the circulation of heat exchanging fluids. Some of the well-known thermostats used in automotive systems are mechanical ones, namely the bimetallic strip and wax pellets that adjust engine temperatures and contract and dilate in the process. The Thermostat should be replaced as soon as possible to avoid additional issues affecting the engine and to maintain the proper functioning of the car temperature.

If you need any OEM Nissan Maxima Thermostat, feel free to choose them out of our huge selection of genuine Nissan Maxima Thermostat. All our parts are offered at unbeatable prices and are supported by the manufacturer's warranty. In addition, we offer quick shipping to have your parts delivered to your door step in a matter of days.

Nissan Maxima Thermostat Parts Questions & Experts Answers

Thermostat Assembly
21200-0B000
Q: How to replace the thermostat and water control valve in a Nissan Maxima's cooling system?
A: First of all, before you replace the thermostat, inspect the coolant level, and temperature gauge. Detach the battery, drain coolant in your cooling system, and take off the old thermostat and install a new one. apply some sealant, let it cure, then refill and bleed the cooling system on your vehicle.