How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 on GMC Yukon XL 2500?

To change the Heated Oxygen Sensor (HO2S), Bank 2 Sensor 2, lift and support the vehicle first. Remove the HO2S connector clip from the frame and disconnect the connector position assurance (CPA) retainer. Disconnect the HO2S electrical connector for vehicles with a 4.8L and 5.3L engine; Do the same for those with a 6.0L engine. Remove the HO2S. When reinstalling the old sensor apply anti-seize compound GM P/N 12377953 (or equivalent) to the threads. The special anti-seize compound contained in a liquid graphite and glass beads is used on the HO2S threads to aid in the easier removal. Mount the HO2S and tighten it to 42 N.m (31 lb ft). Attach the HO2S electric connection for the 6.0L engine then the one for 4.8L or 5.3L engine. You may reinstall the HO2S connector clip to the frame and then disconnect the CPA retainer, and lower the vehicle.

OEM GMC Yukon XL 2500 Oxygen Sensor

Oxygen O2 Sensor

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14 Oxygen Sensors found

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GMC Yukon XL 2500 Oxygen Sensor, Driver Side
Part Number: 19209812
$72.70 MSRP: $147.66
You Save: $74.96 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Position: Driver Side
- Replaces: 19210423, 25333817
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 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 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Oxygen Sensor
Part Number: 19178942
$56.64 MSRP: $159.48
You Save: $102.84 (65%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25315814
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Oxygen Sensor
Part Number: 12609457
$54.85 MSRP: $111.40
You Save: $56.55 (51%)
Ships in 1-2 Business Days
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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:
- 2008-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Oxygen Sensor
Part Number: 12589321
$71.00 MSRP: $144.20
You Save: $73.20 (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:
- 2007 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Oxygen Sensor
Part Number: 12587785
$52.20 MSRP: $106.02
You Save: $53.82 (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:
- 2004-2005 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
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GMC Yukon XL 2500 Oxygen Sensor
Part Number: 12583804
$56.19 MSRP: $114.12
You Save: $57.93 (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:
- 2008-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Oxygen Sensor, Driver Side
Part Number: 12572707
$69.11 MSRP: $140.39
You Save: $71.28 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 3); Sensor, Computer Control Sensors
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Oxygen Sensor
Part Number: 12572705
$88.71 MSRP: $180.18
You Save: $91.47 (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:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Oxygen Sensor
Part Number: 12565397
$66.42 MSRP: $134.91
You Save: $68.49 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 12563346
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Oxygen Sensor, Driver Side
Part Number: 19355311
$79.31 MSRP: $161.10
You Save: $81.79 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Position: Driver Side
- Replaces: 19178923, 25315815
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Oxygen Sensor
Part Number: 19355306
$60.86 MSRP: $123.60
You Save: $62.74 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly, Heated Oxygen; Sensor, Computer Control Sensors
- Replaces: 19178116, 25163080, 25312201
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Oxygen Sensor
Part Number: 19209815
$97.16 MSRP: $182.46
You Save: $85.30 (47%)
Ships in 1-2 Business Days
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:
- 2007 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Oxygen Sensor, Driver Side
Part Number: 12565415
$54.79 MSRP: $170.94
You Save: $116.15 (68%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 8.1 L GAS

GMC Yukon XL 2500 Oxygen Sensor

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GMC Yukon XL 2500 Oxygen Sensor Parts Questions & Experts Answers

Oxygen Sensor
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Q: How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 on GMC Yukon XL 2500?
A: To change the Heated Oxygen Sensor (HO2S), Bank 2 Sensor 2, lift and support the vehicle first. Remove the HO2S connector clip from the frame and disconnect the connector position assurance (CPA) retainer. Disconnect the HO2S electrical connector for vehicles with a 4.8L and 5.3L engine; Do the same for those with a 6.0L engine. Remove the HO2S. When reinstalling the old sensor apply anti-seize compound GM P/N 12377953 (or equivalent) to the threads. The special anti-seize compound contained in a liquid graphite and glass beads is used on the HO2S threads to aid in the easier removal. Mount the HO2S and tighten it to 42 N.m (31 lb ft). Attach the HO2S electric connection for the 6.0L engine then the one for 4.8L or 5.3L engine. You may reinstall the HO2S connector clip to the frame and then disconnect the CPA retainer, and lower the vehicle.

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