Delphi ES20000 oxygen sensor for the 1999-2002 Chevrolet Silverado 1500 V6 4.3L, V8 4.8L or 5.3L and other vehicles reads the oxygen left in the exhaust so the engine computer can adjust the air-fuel ratio. It is offered for front, rear and rear right positions, depending on the vehicle.
- Delphi planar technology covers older, conical design sensors
- Smart design consolidates SKUs without using long wires
- Patented protective sensor coating helps prevent contamination
- Validated for all fuel types, including ethanol blends like E85
- Tested to 150,000 miles, plus 2,000 hours of severe thermal testing
Quick facts
- Part: Delphi ES20000 oxygen sensor
- Fits: 1999-2002 Chevrolet Silverado 1500 V6 4.3L, V8 4.8L or 5.3L and other vehicles
- Position: Front, rear, rear right
- Condition: New
Before you replace the Delphi oxygen sensor, rule out exhaust leaks and damaged wiring, since a check-engine light, rough running or poor fuel economy can come from a worn sensor or from other faults.
Fits
The vehicles it fits include the 1996-2000 Chevrolet Tahoe V8 5.7L and the 2000-2002 Tahoe V8 4.8L or 5.3L, plus the 1999-2002 GMC Sierra 1500 V6 4.3L, V8 4.8L or 5.3L and the 2002 Sierra 1500 V8 6.0L. If your own vehicle is not named here, open the "Vehicles it fits" section to check your exact model, engine and sensor position.
Specifications
Fit and size
- Position: front, rear, rear right (depends on the vehicle)
- Quantity per vehicle: 1 or 2, depending on the application
- Pieces per listing: 1
Build and materials
- Condition: New
- Sensor technology: Delphi planar
- Coating: patented protective sensor coating
In the box
One oxygen sensor and one instruction sheet. This listing holds one sensor; the 1999-2002 Chevrolet Silverado 1500 V6 4.3L, V8 4.8L or 5.3L takes two, and the count for other vehicles depends on the vehicle and engine.
Frequently Asked Questions
Is the Delphi ES20000 the right Chevy Tahoe oxygen sensor for a 1996-2000 V8 5.7L or a 2000-2002 V8 4.8L or 5.3L?
Yes. Delphi ES20000 fits the 1996-2000 Chevrolet Tahoe V8 5.7L and the 2000-2002 Tahoe V8 4.8L or 5.3L, and each of those engines takes two sensors.
Is this the right Chevy Silverado 1500 oxygen sensor for a 1999-2002 truck with the V6 4.3L, V8 4.8L or 5.3L?
Yes. Delphi ES20000 fits the 1999-2002 Chevrolet Silverado 1500 with the V6 4.3L, V8 4.8L or 5.3L, and each of those engines takes two sensors.
Does this oxygen sensor come with an instruction sheet?
Yes. The listing holds one oxygen sensor and one instruction sheet. How many sensors a vehicle takes, one or two, depends on its application.
What testing do Delphi O2 sensors like the ES20000 go through?
The ES20000 is OE tested to 150,000 miles plus 2,000 hours of severe thermal testing. It is also validated for all fuel types, including E85.
What does the protective coating on the Delphi ES20000 do?
The ES20000 sensor carries a patented protective coating that helps prevent contamination of the sensor.
