How to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 on Chevrolet Tahoe?

Raise the car to start the replacement of the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1. Remove the connector from the HO2S first, and then take out the HO2S by using the Oxygen Sensor Wrench (J 39194-B). If required, put a coat of GM P/N 5613695 anti-seize compound on the oxygen sensor threads before you install it, since this substance helps with easier removal later. Install the HO2S with the Oxygen Sensor Wrench (J 39194-B) and make sure it is tightened to 42 N.m (31 lb ft). After that, plug in the HO2S harness connector andlower the vehicle back to the ground.

OEM Chevrolet Tahoe Oxygen Sensor

Oxygen O2 Sensor

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22 Oxygen Sensors found

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Chevrolet Tahoe Oxygen Sensor Part Number: 19178918
$70.38 MSRP: $142.96
You Save: $72.58 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25163079, 25312200
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Chevrolet Tahoe | Base, LS, LT | 8 Cyl 5.7 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 19178938
$63.56 MSRP: $129.10
You Save: $65.54 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25165314, 25161152, 25312185
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Tahoe | Base, LS, LT | 8 Cyl 5.7 L GAS
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Chevrolet Tahoe Heated Oxygen Sensor Part Number: 12657188
$35.29 MSRP: $64.55
You Save: $29.26 (46%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Oxygen Sensor; Rear Oxygen Sensor; Front Oxygen Sensor; Lower Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 Chevrolet Tahoe | LS, LT, LTZ, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12599866
$69.56 MSRP: $141.27
You Save: $71.71 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Chevrolet Tahoe | Base, LS, LT, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12609457
$55.94 MSRP: $113.62
You Save: $57.68 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 3); Rear Oxygen Sensor; Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2014 Chevrolet Tahoe | Hybrid, LS, LT, LTZ | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12587785
$53.24 MSRP: $108.14
You Save: $54.90 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Chevrolet Tahoe | LS, LT, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12589321
$72.41 MSRP: $147.08
You Save: $74.67 (51%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Front Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Chevrolet Tahoe | Base, LS, LT, LTZ, Z71 | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 19209808
$72.40 MSRP: $147.04
You Save: $74.64 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Replaces: 12575389, 19256731, 25333812, 12583806, 19210711, 12573168
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 Chevrolet Tahoe | Base, LS, LT, Z71 | 8 Cyl 4.8 L GAS
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Chevrolet Tahoe Oxygen Sensor, Passenger Side Part Number: 12687606
$41.06 MSRP: $83.40
You Save: $42.34 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 2 S; Upper Oxygen Sensor; Sensor, Computer Control Sensors
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12562943
$62.29 MSRP: $126.52
You Save: $64.23 (51%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002 Chevrolet Tahoe | LS, LT, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12572705
$90.49 MSRP: $183.78
You Save: $93.29 (51%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Front Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Chevrolet Tahoe | LS, LT, Z71 | 8 Cyl 4.8 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12583804
$57.31 MSRP: $116.40
You Save: $59.09 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 2); Front Oxygen Sensor; Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2014 Chevrolet Tahoe | Hybrid, LS, LT, LTZ | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 19178934
$72.07 MSRP: $146.38
You Save: $74.31 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25312191, 25160540
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999 Chevrolet Tahoe | Base, LS, LT | 8 Cyl 5.7 L GAS
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Chevrolet Tahoe Oxygen Sensor Part Number: 12670253
$39.74 MSRP: $80.72
You Save: $40.98 (51%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Lower Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
View related parts
Chevrolet Tahoe Oxygen Sensor, Passenger Side Part Number: 12666673
$44.56 MSRP: $90.52
You Save: $45.96 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 2 S; Front Oxygen Sensor; Sensor, Computer Control Sensors
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 Chevrolet Tahoe | LS, LT, LTZ, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
View related parts
Chevrolet Tahoe Oxygen Sensor Part Number: 12659516
$56.30 MSRP: $114.34
You Save: $58.04 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 1 Se; Rear Oxygen Sensor; Front Oxygen Sensor; Upper Oxygen Sensor; Sensor, Computer Control Sensors
- Replaces: 12637679
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 Chevrolet Tahoe | LS, LT, LTZ, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
View related parts
Chevrolet Tahoe Oxygen Sensor Part Number: 19178961
$61.43 MSRP: $124.77
You Save: $63.34 (51%)
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25315809
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 Chevrolet Tahoe | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
View related parts
Chevrolet Tahoe Heated Oxygen Sensor Assembly Part Number: 19355306
$62.07 MSRP: $126.08
You Save: $64.01 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Oxygen Sensor; Sensor, Computer Control Sensors
- Replaces: 19178116, 25163080, 25312201
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Tahoe | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
View related parts
Chevrolet Tahoe Oxygen Sensor Part Number: 19209815
$97.78 MSRP: $182.46
You Save: $84.68 (47%)
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Replaces: 12590847
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Chevrolet Tahoe | Base, LS, LT, LTZ | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
View related parts
Chevrolet Tahoe Oxygen Sensor Part Number: 12573005
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2004 Chevrolet Tahoe | LS, LT, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS

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Chevrolet Tahoe Oxygen Sensor

Want to cut long-term maintenance and repair costs? Choose OEM Oxygen Sensor. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Tahoe parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Tahoe Oxygen Sensor includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Chevrolet Tahoe's Oxygen Sensor is a vital component of the engine that collaborates with the engine control unit to supervise the emissions of fossil fuel and the efficiency of completion. In the device, the sensor measures the amount of the oxygen in exhaust fumes to guarantee the optimal air/fuel mixture decreasing toxic emissions. Being an integral part of the vehicle, this emission control equipment is very crucial in the performance of the vehicle as well as environmental conservation. To achieve these goals, higher advisory temperatures and various types of sensors including zirconia and titania are used, while the sensors being developed in the newer heated designs give a faster response rate in comparison to the older models. Hence, proper check up and performance monitoring of the oxygen sensor is crucial to reducing enhance emission and fuel burn.

Chevrolet Tahoe Oxygen Sensor Parts Questions & Experts Answers

Oxygen Sensor
12562943
Q: How to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 on Chevrolet Tahoe?
A:
Raise the car to start the replacement of the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1. Remove the connector from the HO2S first, and then take out the HO2S by using the Oxygen Sensor Wrench (J 39194-B). If required, put a coat of GM P/N 5613695 anti-seize compound on the oxygen sensor threads before you install it, since this substance helps with easier removal later. Install the HO2S with the Oxygen Sensor Wrench (J 39194-B) and make sure it is tightened to 42 N.m (31 lb ft). After that, plug in the HO2S harness connector andlower the vehicle back to the ground.