Oxygen Sensor for 1996-1999 Chevrolet C1500 & More - Bosch 15703

Bosch 15703 oxygen sensor for the 1996-1998 Chevrolet C1500 V6 4.3L, the 1996-1999 C1500 V8 5.0L or 5.7L and other vehicles measures the oxygen in the exhaust so the ECU can keep the air-fuel ratio on target. This Bosch premium oxygen sensor is listed for both upstream and downstream positions.

• Narrow-band, switching-type design with an integrated heater element
• Handles exhaust gas up to 1,880°F
• TSP coating resists vibration, corrosion and contamination
• Reaches operating temperature in under 10 seconds for quick closed-loop control

Quick facts

• Part: Bosch 15703 oxygen sensor
• Fits: 1996-1998 Chevrolet C1500 V6 4.3L, the 1996-1999 C1500 V8 5.0L or 5.7L and other vehicles
• Position: Upstream, downstream
• Material: Metal housing
• Condition: New

A worn sensor can show up as a check-engine light, rough running or poorer fuel economy. Before you replace this sensor, rule out damaged wiring and exhaust leaks near it, since those can give similar readings.

Fits

The vehicles it fits include the 1996-1999 Chevrolet Tahoe V8 5.7L and the 1996-1998 Chevrolet K1500 V6 4.3L. If your vehicle isn't named here, the "Vehicles it fits" section is where to look it up by year and engine.

Specifications

In the box

One oxygen sensor with its wiring harness. A mounting bracket is not included, and an old bracket may not be reusable. This listing is one sensor, and the 1996-1999 Chevrolet Tahoe V8 5.7L takes two.

Installation notes

• Conductive anti-seize is pre-applied to the threads.
• Direct-fit connectors are engineered for quick installation.