Bosch 13026 oxygen sensor for the 1999-2002 Chevrolet Silverado 1500 V6 4.3L, V8 4.8L or 5.3L and other vehicles reads oxygen in the exhaust and sends air-fuel-ratio feedback to the ECU. The ECU uses that feedback to help keep combustion stable and emissions down.
- Heated narrow-band switching-type sensor with an integrated heater element
- Metal housing and TSP coating resist vibration, corrosion and contamination
- Withstands exhaust streams up to 1,880°F
- Reaches operating temperature in under 10 seconds for quick closed-loop control
Quick facts
- Part: Bosch 13026 oxygen sensor
- Fits: 1999-2002 Chevrolet Silverado 1500 V6 4.3L, V8 4.8L or 5.3L and other vehicles
- Position: Upstream
- Material: Metal
- Condition: New
A check engine light, a rough idle or poor fuel economy can mean an oxygen sensor is worn. An exhaust leak, a vacuum leak, a misfire or damaged wiring can be behind the same signs, so find the cause before you buy a sensor.
Fits
This upstream sensor fits the 1999-2002 Chevrolet Silverado 1500 V6 4.3L, V8 4.8L or 5.3L, the 2000-2002 Chevrolet Tahoe V8 4.8L or 5.3L and the 1999-2002 GMC Sierra 1500 V6 4.3L, V8 4.8L or 5.3L. Each takes two, and this listing is one sensor. If your vehicle isn't named here, look up your year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Position: Upstream
- Quantity per vehicle: varies by vehicle
- Thread size: M18 - 1.5
- Hex size: 22 mm
- Length (sealing surface to end of connector): 14.6 in
Build and materials
- Type: narrow-band, heated
- Housing material: Metal
- Wiring harness: included
- Condition: New
- Warranty: Bosch 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks
In the box
One oxygen sensor with its wiring harness. A mounting bracket is not included, and the old bracket may not be reusable.
Installation notes
- Conductive anti-seize is pre-applied to the threads.
- The connectors are direct-fit.
Frequently Asked Questions
Is this a Chevy Tahoe oxygen sensor for 2000-2002 models with the V8 4.8L or 5.3L?
Yes. Bosch 13026 is an upstream oxygen sensor for the 2000-2002 Chevrolet Tahoe V8 4.8L or 5.3L, and that vehicle takes two sensors.
Will this Chevy Silverado 1500 oxygen sensor work on a 1999-2002 Silverado 1500 with the V6 4.3L?
Yes. The 1999-2002 Chevrolet Silverado 1500 V6 4.3L is listed for this upstream sensor, as are the V8 4.8L and 5.3L, and that truck takes two sensors.
Does this Bosch O2 sensor come with a wiring harness?
Yes. The Bosch 13026 comes with its wiring harness. A mounting bracket is not included.
What thread size does this Bosch premium oxygen sensor have?
This heated narrow-band sensor has an M18 - 1.5 thread and a 22 mm hex.
Does this oxygen sensor come with anti-seize on the threads?
Yes. Conductive anti-seize is pre-applied to the threads of this sensor, and its connectors are direct-fit.
