Pontiac Firebird O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.: 12567890，Suitable OE NO. are ACDelco 12167890, compatible with some Bosch and Denso models.
Downstream(Rear) Oxygen Sensor part No.: 12567891, OE NO. such as ACDelco 12167891, there are also other brands of compatible models.
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0130 - Front oxygen sensor circuit failure.The cause could be a broken sensor harness, a loose plug, or a fault in the sensor itself.Repair advice is to check the wiring harness and plug connections, if there is a breakage repair or replace it in time, if the sensor is faulty then replace the sensor.
Fault Code: P0150 - Rear Oxygen Sensor Circuit Failure.The cause is similar to the front oxygen sensor, with the same inspection method and repair measures.
How to remove and how to clean？
remove:First disconnect the vehicle's negative battery terminal, locate the oxygen sensor location (front oxygen before the three-way catalytic converter, rear oxygen after), and unscrew the sensor counterclockwise using the appropriate oxygen sensor socket wrench.
Cleaning: You can use a special oxygen sensor cleaner to soak, gently brush the sensor head with a soft bristle brush to remove carbon and other impurities, and dry it with a clean cloth after cleaning.
How much oxygen sensor cost to replace？
Parts Cost: Original Front O2 Sensor is about 150 - 250$, rear oxygen sensor is about 120 - 200$; the secondary parts will be less expensive, Front O2 Sensor 80 - 150$, rear O2 Sensor 60 - 120$.
Labor cost: Replacement labor time at repair store is about 80 - 150$.

Pontiac Trans Am O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567900，OE NO.There are ACDelco 12167900 and others, compatible with some third-party brands.
Downstream(Rear) Oxygen Sensor part No.:12567901，OE NO. ACDelco 12167901 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0135 - Front oxygen sensor heating circuit failure.The cause could be a damaged heating wire, blown fuse.Repair recommendations Check fuse and replace if blown, replace sensor if heater wire is damaged.
Error code: p0155 - Rear oxygen sensor heating circuit failure.Same as Front Oxygen Sensor Heating Circuit Malfunction.
How to remove and how to clean？
remove:Same as Firebird, disconnect the negative battery terminal first and unscrew the sensor with an oxygen sensor socket wrench.
Cleaning: Use special cleaning agent to soak and brush gently, be careful not to damage the sensor element.
How much oxygen sensor cost to replace？
Parts Cost:Original Front O2 Sensor  180 - 280$，rear O2 Sensor 150 - 220$；generic Front O2 Sensor 100 - 180$，rear O2 Sensor 80 - 150$。
Labor hour cost: about 100 - 180$.
Pontiac Grand Prix O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567910，OE NO.ACDelco 12167910 ，Suitable for Bosch, Denso.
Downstream(Rear) Oxygen Sensor part No.:12567911，OE NO. ACDelco 12167911 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0171 - System over thinning (front oxygen sensor related).The cause could be an air leak, insufficient fuel supply, etc.Service recommendations Check the air intake system for leaks, check the operation of the fuel pump, injectors, etc.
Trouble Code: P0172 - System overthickness (front oxygen sensor related).Could be a faulty injector, inaccurate oxygen sensor signal, etc.Check injectors and oxygen sensor.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the oxygen sensor using a suitable tool.
Cleaning: Soak with detergent to clean the sensor surface of impurities.
How much oxygen sensor cost to replace？
Parts Cost:Original Front O2 Sensor 200 - 300$，rear O2 Sensor 170 - 250$；generic Front O2 Sensor 120 - 200$，rear O2 Sensor 100 - 180$。
Labor hour costs: 120 - 200$。

Pontiac GTO O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567920，OE NO.ACDelco 12167920 。
Downstream(Rear) Oxygen Sensor part No.:12567921，OE NO. ACDelco 12167921 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0133 - Slow response from front oxygen sensor.The cause may be an aging sensor with heavy carbon buildup.Try cleaning the sensor first and replace if not effective.
Error Code: P0153 - Rear oxygen sensor responds slowly.Same as front oxygen sensor.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the sensor with an oxygen sensor socket wrench.
Cleaning: Soak with special cleaner to remove carbon deposits, etc.
How much oxygen sensor cost to replace？
Parts Cost:Original Front O2 Sensor  220 - 320$，rear O2 Sensor 190 - 270$；generic Front O2 Sensor 140 - 220$，rear O2 Sensor 120 - 200$。
Labor hour costs:150 - 220$。
Pontiac Bonneville O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567930，OE NO.ACDelco 12167930 。
Downstream(Rear) Oxygen Sensor part No.:12567931，OE NO. ACDelco 12167931 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error code: P0137 - Front oxygen sensor voltage too low.The cause could be a faulty sensor, shorted wiring, etc.Check wiring and sensor, replace if necessary.
Error Code: P0157 - Rear oxygen sensor voltage too low.Same treatment as front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and use a tool to unscrew the oxygen sensor.
Cleaning: Soak and clean with detergent.
How much oxygen sensor cost to replace？
Parts Cost:Original Front O2 Sensor  200 - 300$，rear O2 Sensor 170 - 250$；generic Front O2 Sensor 120 - 200$，rear O2 Sensor 100 - 180$。
labor cost：120 - 200$。

Pontiac Sunfire O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567940，OE NO.ACDelco 12167940。
Downstream(Rear) Oxygen Sensor part No.:12567941，OE NO. ACDelco 12167941 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0134 - No signal from front oxygen sensor.The cause may be a damaged sensor, disconnected wiring.Check wiring and sensor and replace.
Error Code: P0154 - No signal from rear oxygen sensor.Same treatment as front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the oxygen sensor with a suitable tool.
CLEANING: Soak with cleaning agent to remove impurities.
How much oxygen sensor cost to replace？
Parts Cost:Original Front O2 Sensor 150 - 250$，rear O2 Sensor 120 - 200$；generic Front O2 Sensor 80 - 150$，rear O2 Sensor 60 - 120$。
labor cost：80 - 150$。

Pontiac G6 O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567950，OE NO. ACDelco 12167950 。
Downstream(Rear) Oxygen Sensor part No.:12567951，OE NO. ACDelco 12167951 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error code: P0138 - Front oxygen sensor voltage too high.Cause may be faulty sensor, disconnected wiring.Check wiring and sensor, replace.
Error Code: P0158 - Rear oxygen sensor voltage too high.Same treatment as front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the sensor with an oxygen sensor socket wrench.
Cleaning: Soak and clean with special cleaning agent.
How much oxygen sensor cost to replace？
component cost：Original Front O2 Sensor 200 - 300$，rear O2 Sensor 170 - 250$；generic Front O2 Sensor 120 - 200$，rear O2 Sensor 100 - 180$。
labor cost： 120 - 200$。

Pontiac Vibe O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567960，OE NO.ACDelco 12167960 。
Downstream(Rear) Oxygen Sensor part No.:12567961，OE NO. ACDelco 12167961 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error code: P0131 - Front oxygen sensor signal voltage too low.Cause may be a defective sensor, shorted wiring.Check wiring and sensor, replace if necessary.
Error Code: P0151 - Rear oxygen sensor signal voltage too low.Same treatment as front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the oxygen sensor with a tool.
CLEANING: Soak with cleaning agent to remove impurities.
How much oxygen sensor cost to replace？
component cost：Original Front O2 Sensor约 180 - 280$，rear O2 Sensor 150 - 220$；generic Front O2 Sensor 100 - 180$，rear O2 Sensor 80 - 150$。
labor cost： 100 - 180$。

Pontiac Aztek O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567970，OE NO.ACDelco 12167970.
Downstream(Rear) Oxygen Sensor part No.:12567971，OE NO.如 ACDelco 12167971.
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0136 - High voltage in front oxygen sensor circuit.Cause may be faulty sensor, shorted wiring.Check wiring and sensor, replace.
Error Code: P0156 - Rear oxygen sensor circuit high voltage.Same treatment as front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the sensor with an oxygen sensor socket wrench.
Cleaning: Soak and clean with special cleaning agent.
How much oxygen sensor cost to replace？
component cost：Original Front O2 Sensor 200 - 300$，rear O2 Sensor 170 - 250$；generic Front O2 Sensor 120 - 200$，rear O2 Sensor 100 - 180$。
labor cost：120 - 200$。

Pontiac Solstice O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567980，OE NO.ACDelco 12167980。
Downstream(Rear) Oxygen Sensor part No.:12567981，OE NO. ACDelco 12167981 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error code: P0132 - Front oxygen sensor signal voltage too high.The cause may be a faulty sensor, shorted wiring.Check wiring and sensor, replace.
Error Code: P0152 - Rear oxygen sensor signal voltage too high.Same treatment as front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the oxygen sensor with a tool.
CLEANING: Soak with cleaning agent to remove impurities.
How much oxygen sensor cost to replace？
component cost：Original Front O2 Sensor 180 - 280$，rear O2 Sensor 150 - 220$；generic Front O2 Sensor 100 - 180$，rear O2 Sensor 80 - 150$。
labor cost： 100 - 180$。

Pontiac Torrent O2 sensor

Original part numbers and OE NO.
Upstream(Front)Oxygen Sensor part No.:12567990，OE NO.ACDelco 12167990 。
Downstream(Rear) Oxygen Sensor part No.:12567991，OE NO. ACDelco 12167991 。
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Defender Oxygen Sensor Fault Codes&Symptom Signs and Repair Recommendations
Error Code: P0139 - Front oxygen sensor response time is too slow.The cause may be aging sensor and serious carbon buildup.Can be cleaned first, if ineffective then replace.
Error Code: P0159 - Rear oxygen sensor response time too slow.The treatment is the same as the front oxygen.
How to remove and how to clean？
remove:Disconnect the negative battery terminal and unscrew the sensor with an oxygen sensor socket wrench.
Cleaning: Soak and clean with special cleaning agent.
How much oxygen sensor cost to replace？
component cost：Original Front O2 Sensor 200 - 300$，rear O2 Sensor 170 - 250$；generic Front O2 Sensor 120 - 200$，rear O2 Sensor 100 - 180$。
labor cost： 120 - 200$。
Supplementary data notes
Part number adaptability: Some part numbers may be slightly adjusted due to differences in engine models and years, it is recommended to check the specific adaptability information through the VIN code.
Fault Code Diagnosis: Oxygen sensor failure may be related to the ECU software version, it is recommended to use a special diagnostic instrument for parameter calibration.
(Note: The above prices may fluctuate ±15% due to regional and channel differences, real-time data suggest checking local dealers)
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