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GM Oxygen Sensors

Why Oxygen Sensors are Vital for Pontiac Performance

Oxygen sensors are essential to your Pontiac's engine management system. They monitor the quantity of oxygen in your exhaust gases, allowing the engine control unit (ECU) to alter the air-fuel ratio for the best combustion. This modification is critical for preserving optimal engine performance, lowering harmful emissions, and increasing fuel efficiency. Faulty oxygen sensors can cause poor engine performance, increased fuel consumption, and greater emissions; thus, it is critical to keep them in good condition.

Understanding the Function of Oxygen Sensors

Oxygen sensors are commonly situated in the exhaust manifold, measuring oxygen levels in exhaust gases. These sensors transmit data to the ECU, which modifies the fuel injection system accordingly. There are two types of oxygen sensors: pre-catalytic and post-catalytic. Upstream sensors govern the air-fuel mixture, while downstream sensors check the catalytic converter's performance.

Choosing the Proper Oxygen Sensors for Your Pontiac

When choosing oxygen sensors for your Pontiac, ensure they are high-quality and suitable. OEM sensors are frequently the best option because they are custom-made for your vehicle. Aftermarket sensors are possible, but careful selection is required to assure compatibility and performance. Consider sensor kind, cable length, and connection design while making your decision.

Maintaining and Replacing Oxygen Sensors

Regular maintenance and replacement of oxygen sensors are critical for peak performance. Check your Pontiac's oxygen sensors every 60,000 to 90,000 miles. A decline in fuel economy, rough idling, and an illuminated check engine light indicate that your oxygen sensors may require repair. Replacing malfunctioning sensors can improve your Pontiac's performance and avoid more engine damage.

Ask us here to find the right parts and accessories for your needs.

12705534 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12705534
Upstream. Equinox, Terrain. 1.5l. 1.5, 2.0L, 1.5L. Colorado. 2.7l. Canyon. 2.7l. Awd. Fwd.
$53.84
MSRP $98.78
Save $44.94
45.5% Off
12696688 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12696688
CT5. 6.2l. Upstream. Canister & sensors, 6.2L. Left. With supercharger. Escalade. 6.2l.
$48.34
MSRP $88.70
Save $40.36
45.5% Off
40009130 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 40009130
NOX Sensor.
$74.98
MSRP $137.58
Save $62.60
45.5% Off
12721346 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12721346
Silverado, sierra. 6.2l. Upstream. Right. Without supercharger. Escalade. 6.2l. Suburban. 6.2l. Tahoe. 6.2l. Yukon XL. 6.2l. 5.3, 6.2L....
$44.65
MSRP $81.92
Save $37.27
45.5% Off
12705843 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12705843
Traverse. 2.5l. Downstream. Acadia. 2.5l.
$25.36
MSRP $46.54
Save $21.18
45.5% Off
12563848 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12563848
S-series. 2.2l. Cavalier, Sunfire. 2.2l. Ohv. Front, 2.2L. 2.2L, manifold. Detects oxygen content in the exhaust gases to help optimize...
$46.53
MSRP $85.38
Save $38.85
45.5% Off
12590594 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12590594
Solstice. 2.0L, 1st design.
$90.10
MSRP $95.06
Save $4.96
5.2% Off
12696737 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12696737
Canister & sensors, 6.2L. CT5. 6.2l. Downstream. Right.
$34.57
MSRP $63.44
Save $28.87
45.5% Off
12596327 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12596327
CTS. STS, STS-v. 3.6l. 3.6L, without direct injectio. 2.8L, front. 2nd Design. Oval Connector. Front, 3.6L. STS, STS-v. 4.6l.
$146.96
MSRP $269.65
Save $122.69
45.5% Off
88973751 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 88973751
Vibe. Without awd. With gt. Rear. Fwd, 1.8l with ho. From 11/2003.
$85.37
MSRP $156.64
Save $71.27
45.5% Off
19355306 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 19355306
$63.69
MSRP $116.86
Save $53.17
45.5% Off
12702181 - : Oxygen Sensor for GM Image

Oxygen Sensor

GM 12702181
Silverado, sierra. 4.3l. Upstream. Right. 4.3, 5.3, 6.2L, 4.3L.
$46.36
MSRP $85.06
Save $38.70
45.5% Off

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