How to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 on 2003 Chevrolet Astro?

In order to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2, raise the vehicle first. Remove the HO2S connector. Unscrew the HO2S using the Oxygen sensor wrench (J 39194-B). In case required apply anti-seize compound GM P/N 5613695 which is a liquid graphite with glass beads for future easy removal of the threads. Wind the HO2S with the Oxygen Sensor Wrench (J 39194-B) and tighten it to 42 N.m (31 lb ft). Finally, link the HO2S harness connector and lower the car.

OEM 2003 Chevrolet Astro Oxygen Sensor

Oxygen O2 Sensor

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2003 Chevrolet Astro Oxygen Sensor, Driver Side
Part Number: 12589550
$62.08 MSRP: $112.36
You Save: $50.28 (45%)
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 2); Sensor, Computer Control Sensors
- Position: Driver Side
- Replaces: 12570795
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.3 x 3.4 x 3.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12589550
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2003 Chevrolet Astro Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS
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2003 Chevrolet Astro Oxygen Sensor, Passenger Side
Part Number: 12589549
$69.46 MSRP: $124.05
You Save: $54.59 (45%)
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 2); Sensor, Computer Control Sensors
- Position: Passenger Side
- Replaces: 12570794
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.1 x 3.1 x 3.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12589549
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Astro Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS

2003 Chevrolet Astro Oxygen Sensor

With a comprehensive array of OEM 2003 Chevrolet Astro Oxygen Sensor, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2003 Chevrolet Astro Oxygen Sensor are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2003 Chevrolet Astro Parts Questions & Experts Answers

Q: How to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 on 2003 Chevrolet Astro?
A: In order to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2, raise the vehicle first. Remove the HO2S connector. Unscrew the HO2S using the Oxygen sensor wrench (J 39194-B). In case required apply anti-seize compound GM P/N 5613695 which is a liquid graphite with glass beads for future easy removal of the threads. Wind the HO2S with the Oxygen Sensor Wrench (J 39194-B) and tighten it to 42 N.m (31 lb ft). Finally, link the HO2S harness connector and lower the car.