OEM GM Oxygen Sensors

85023941 - : ABS Wheel Speed Sensor for GM Image

ABS Wheel Speed Sensor

Incl.ABS Wheel Speed Sensor Wire Harness.
$32.90
MSRP $50.62
Save $17.72
35% Off
19432714 - : Air Intake Temp Sensor for GM Image

Air Intake Temp Sensor

Supercharger Boost Temperature. 2.8L. Cobalt. 2.0l. 1.4L turbo.
$69.36
MSRP $97.36
Save $28.00
28.8% Off
12669636 - : Engine Crankshaft Position Sensor for GM Image

Engine Crankshaft Position Sensor

This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$36.18
MSRP $55.66
Save $19.48
35% Off
22865720 - : Rear Wheel Speed Sensor for GM Image

Rear Wheel Speed Sensor

Incl.ABS Wheel Speed Sensor Wire Harness. Restores ABS function and performance caused by failed wheel speed sensor
$117.04
MSRP $187.26
Save $70.22
37.5% Off
22884568 - : Brake Fluid Level Sensor for GM Image

Brake Fluid Level Sensor

Canyon, Colorado. Crew cab. Extended cab. XTS. All. 3.6L. 3.0L. With heavy duty brakes. 2.8L. This GM Genuine Part is designed,...
$9.50
MSRP $14.09
Save $4.59
32.6% Off
25171651 - : Air Cleaner Temperature Sensor for GM Image

Air Cleaner Temperature Sensor

This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$32.66
MSRP $44.07
Save $11.41
25.9% Off
26508162 - : Park Sensor Retainer Bracket for GM Image

Park Sensor Retainer Bracket

Outer, without preferred.
$41.70
MSRP $64.16
Save $22.46
35% Off
23251374 - : Rear Wheel Speed Sensor for GM Image

Rear Wheel Speed Sensor

Awd, with auto park. Restores ABS function and performance caused by failed wheel speed sensor
$27.98
MSRP $43.04
Save $15.06
35% Off
22740471 - : Rear Wheel Speed Sensor for GM Image

Rear Wheel Speed Sensor

Disc brakes, 3/4 ton. Restores ABS function and performance caused by failed wheel speed sensor
$63.19
MSRP $101.12
Save $37.93
37.5% Off
20777093 - : Parking Assist Alarm Sensor for GM Image

Parking Assist Alarm Sensor

Measure the distance between the vehicle and nearby objects Alerts driver of potential obstacles to parking This GM Genuine Part is...
$209.08
MSRP $289.22
Save $80.14
27.7% Off
84493135 - : Parking Aid Sensor Bracket for GM Image

Parking Aid Sensor Bracket

2018-19, sensor #8, #10. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.06
MSRP $31.20
Save $10.14
32.5% Off
19316367 - : Engine Camshaft Position Sensor for GM Image

Engine Camshaft Position Sensor

City Express. Helps keep engine timing and fuel injection running in sync Helps provide proper alignment, positioning, and spacing for...
$102.89
MSRP $137.18
Save $34.29
25% Off

No results found for "oxygen sensors". Here are some helpful search tips:

  • Search by a part name. Example: water pump.
  • Be less specific. Example: brake instead of ceramic brake.
  • Remove information such as make, year or model.
  • Can't find the part you are looking for? Contact us and we'll find it for you!


How Oxygen Sensors Work in Your Chevrolet Blazer

Oxygen sensors are critical to properly operating your Chevrolet Blazer. These little but crucial components monitor the oxygen in your vehicle's exhaust gasses, ensuring that your engine operates effectively and emits fewer pollutants. Without functional oxygen sensors, your vehicle may experience lower fuel economy, higher emissions, and even engine damage. Regular maintenance or replacement of malfunctioning sensors may save you money at the gas pump while also extending the life of your engine. Furthermore, oxygen sensors help your car comply with environmental requirements, making them necessary for performance and sustainability.

Importance of Oxygen Sensors

Oxygen sensors are critical to keeping your Chevrolet Blazer's engine running properly. They are located in the exhaust system and measure the oxygen levels in the exhaust gases before and after combustion. These readings are communicated to your car's computer, which uses them to modify the air-to-fuel ratio for more efficient combustion. Properly working sensors guarantee that your vehicle works smoothly, boosting fuel efficiency and lowering hazardous emissions. Furthermore, oxygen sensors detect and notify any faults in the exhaust system, allowing you to address possible issues before they become more serious. Regular maintenance or timely replacement may improve engine performance and fuel economy while lowering environmental impact.

How Do Oxygen Sensors Work

Oxygen sensors are positioned in your Blazer's exhaust manifold and catalytic converter and continually check exhaust gasses' oxygen level. These sensors create a voltage signal proportional to the engine's air-to-fuel ratio. When the mixture becomes too rich (excess fuel) or too lean (excess oxygen), the sensors alert the vehicle's engine control unit (ECU), which adjusts the fuel injection appropriately. This continual feedback loop keeps the engine running efficiently while reducing fuel consumption and pollution. The smooth operation of oxygen sensors is critical to improving engine efficiency and lowering pollution emissions.

Signs of Faulty Oxygen Sensors

Faulty oxygen sensors can cause various problems with your Chevrolet Blazer. The illuminated "Check Engine" light is one of the first failure symptoms. Furthermore, you may notice a considerable drop in fuel efficiency, harsh engine idle, and even difficulties starting the vehicle. As the sensors degrade, they may produce false readings, forcing the ECU to inject the incorrect quantity of gasoline, resulting in poor engine performance. In rare situations, defective sensors might cause the vehicle to fail emissions tests since they control the discharge of dangerous gases. Timely sensor replacement might help to prevent these problems and maintain your car in good condition.

Advantages of Replacing Oxygen Sensors

Replacing worn-out oxygen sensors benefits your Chevrolet Blazer. New sensors increase fuel economy by ensuring the engine obtains the proper air-to-fuel ratio, reducing fuel use. It also helps to reduce the vehicle's emissions, which is good for the environment and can assist in passing emissions testing. Improved engine performance is another benefit since defective sensors can cause poor acceleration, stalling, and harsh idling. Finally, replacing sensors on time increases the overall life of your vehicle's engine, avoiding costly repairs caused by increased fuel use or exhaust system damage.

Only trust us for your repairs and replacement needs. Contact us today for OEM parts and accessories.