How to replace the Heated Oxygen Sensor 2 on Chevrolet Colorado?

Before installing the heated Oxygen Sensor 2 you must perform these steps: clear all codes with scan tools regardless of present dtcs and reset the ho2s heater resistance learn value through scan tools if available to stop potential ho2s device failure. Start the process by elevating the vehicle for support. Remove the heated Oxygen Sensor (HO2S) electrical connector from its position on the Engine Wiring Harness Connector. The j 39194-b heated Oxygen Sensor wrench enables removal of the ho2s unit from the Catalytic Converter. Prior to mounting the ho2s, use anti-seize compound p/n 5613695 on the unit's threads because this agent contains graphite and glass beads which improve subsequent uninstallation processes. Install the ho2s into the Catalytic Converter with the j 39194-b heated Oxygen Sensor wrench following a torque setting of 42 n.m (31 lb ft). Before vehicle descent complete the reinstallation of the ho2s electrical connector to its position on the Engine Wiring Harness Connector.

How to properly service and repair the Oxygen Sensor on Chevrolet Colorado?

To repair the heated Oxygen Sensor 1 you need to first clear any codes using a scan tool and if available do the ho2s heater resistance learn reset to reinforce possible ho2s failure. Remove the cpa retainer and disconnect the engine wiring harness electrical connector from the heated Oxygen Sensor (HO2S) electrical connector. Next, disconnect the ho2s sensor electric connector on the camshaft cover. Utilizing heated Oxygen Sensor wrench (J 39194-B) depulsing ho2s catalyst from the Exhaust Manifold. While installing the new ho2s, it is necessary to apply the anti-seize compound (P/N 5613695) to the threads to make easier the subsequent thread removal from the holes. Thread the ho2s through the Exhaust Manifold manually and then use the heated Oxygen Sensor wrench (J 39194-B) to tighten to 42 nfs (31 lb ft). Finely reconnect the ho2s sensor electrical connection to the camshaft cover, reconnect the engine wiring harness electrical connector to the ho2s connecter, and replace the cpa retainer.

OEM Chevrolet Colorado Oxygen Sensor

Oxygen O2 Sensor

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13 Oxygen Sensors found

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Chevrolet Colorado Oxygen Sensor Part Number: 12592592
$59.60 MSRP: $121.04
You Save: $61.44 (51%)
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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:
- 2006-2012 Chevrolet Colorado | LS, LT, WT | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12667438
$41.61 MSRP: $84.51
You Save: $42.90 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 2 S; Rear Oxygen Sensor; Front Oxygen Sensor; Upper Oxygen Sensor; Lower Oxygen Sensor; Sensor, Computer Control Sensors
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 Chevrolet Colorado | LT, WT, Z71, ZR2 | 6 Cyl 3.6 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12683553
$54.34 MSRP: $110.38
You Save: $56.04 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor; Lower Oxygen Sensor
- Replaces: 12627140
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 Chevrolet Colorado | Base, LT, WT, Z71 | 4 Cyl 2.5 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12643707
$44.51 MSRP: $67.06
You Save: $22.55 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Front Oxygen Sensor; Upper Oxygen Sensor
- Replaces: 12627139
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 Chevrolet Colorado | Base, LT, WT, Z71 | 4 Cyl 2.5 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12640453
$49.44 MSRP: $100.42
You Save: $50.98 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor; Front Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2016 Chevrolet Colorado | LT, WT, Z71 | 6 Cyl 3.6 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12609949
$89.01 MSRP: $180.78
You Save: $91.77 (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:
- 2009-2012 Chevrolet Colorado | LT | 8 Cyl 5.3 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12604575
$93.88 MSRP: $190.68
You Save: $96.80 (51%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2012 Chevrolet Colorado | LS, LT, WT | 4 Cyl 2.9 L GAS, 5 Cyl 3.7 L GAS, 8 Cyl 5.3 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12589321
$72.41 MSRP: $147.08
You Save: $74.67 (51%)
Ships in 1-3 Business Days
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:
- 2009-2012 Chevrolet Colorado | LT | 8 Cyl 5.3 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12585999
$93.88 MSRP: $190.68
You Save: $96.80 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Chevrolet Colorado | LS, LT, WT | 4 Cyl 2.8 L GAS, 5 Cyl 3.5 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12578624
$84.49 MSRP: $171.60
You Save: $87.11 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor; Front Oxygen Sensor
- Replaces: 24577303
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 Chevrolet Colorado | Base, LS, Sport, Sport LS, Z71, Z71 LS, Z85, Z85 LS | 4 Cyl 2.8 L GAS, 5 Cyl 3.5 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12573721
$63.75 MSRP: $129.48
You Save: $65.73 (51%)
Ships in 1-2 Business Days
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:
- 2004-2005 Chevrolet Colorado | Base, LS, Sport, Sport LS, Z71, Z71 LS, Z85, Z85 LS | 4 Cyl 2.8 L GAS, 5 Cyl 3.5 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12718669
$34.37 MSRP: $69.81
You Save: $35.44 (51%)
Ships in 1-3 Business Days
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:
- 2023 Chevrolet Colorado | LT, Trail Boss, WT, Z71, ZR2 | 4 Cyl 2.7 L GAS
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Chevrolet Colorado Oxygen Sensor Part Number: 12705534
$54.59 MSRP: $98.80
You Save: $44.21 (45%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 1 Se; Upper Oxygen Sensor; Sensor, Computer Control Sensors
- Replaced by: 12736854
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023 Chevrolet Colorado | LT, Trail Boss, WT, Z71, ZR2 | 4 Cyl 2.7 L GAS

Chevrolet Colorado Oxygen Sensor

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Chevrolet Colorado vehicles rely on the Oxygen Sensor to analyse the oxygen content in the exhaust to determine the most appropriate air/fuel ratio. Some of these sensors produce voltage signals to the engine control computer in order to indicate the richness or the leanness of the mixture so that it can adjust the injector pulse width. If the sensor is wear off or contaminated by oil and other substances then there might be increased emission, or reduction in fuel economy, or rough idling of the engine. Oxygen Sensors vary according to the type: zirconia and titania and they have been incorporated in the following models of Colorado; the zirconia Oxygen Sensor is used in the management of fuel while the titania Oxygen Sensor is used in the management of fuel. Concisely, the Oxygen Sensor is one of the significant parts in Chevrolet Colorado for performance and emissions convenience.

Chevrolet Colorado Oxygen Sensor Parts and Q&A

Oxygen Sensor
12592592
Q: How to replace the Heated Oxygen Sensor 2 on Chevrolet Colorado?
A:
Before installing the heated Oxygen Sensor 2 you must perform these steps: clear all codes with scan tools regardless of present dtcs and reset the ho2s heater resistance learn value through scan tools if available to stop potential ho2s device failure. Start the process by elevating the vehicle for support. Remove the heated Oxygen Sensor (HO2S) electrical connector from its position on the Engine Wiring Harness Connector. The j 39194-b heated Oxygen Sensor wrench enables removal of the ho2s unit from the Catalytic Converter. Prior to mounting the ho2s, use anti-seize compound p/n 5613695 on the unit's threads because this agent contains graphite and glass beads which improve subsequent uninstallation processes. Install the ho2s into the Catalytic Converter with the j 39194-b heated Oxygen Sensor wrench following a torque setting of 42 n.m (31 lb ft). Before vehicle descent complete the reinstallation of the ho2s electrical connector to its position on the Engine Wiring Harness Connector.
Oxygen Sensor
12604575
Q: How to properly service and repair the Oxygen Sensor on Chevrolet Colorado?
A:
To repair the heated Oxygen Sensor 1 you need to first clear any codes using a scan tool and if available do the ho2s heater resistance learn reset to reinforce possible ho2s failure. Remove the cpa retainer and disconnect the engine wiring harness electrical connector from the heated Oxygen Sensor (HO2S) electrical connector. Next, disconnect the ho2s sensor electric connector on the camshaft cover. Utilizing heated Oxygen Sensor wrench (J 39194-B) depulsing ho2s catalyst from the Exhaust Manifold. While installing the new ho2s, it is necessary to apply the anti-seize compound (P/N 5613695) to the threads to make easier the subsequent thread removal from the holes. Thread the ho2s through the Exhaust Manifold manually and then use the heated Oxygen Sensor wrench (J 39194-B) to tighten to 42 nfs (31 lb ft). Finely reconnect the ho2s sensor electrical connection to the camshaft cover, reconnect the engine wiring harness electrical connector to the ho2s connecter, and replace the cpa retainer.