OEM 2004 Chevrolet Venture Oxygen Sensor

2004 Chevrolet Venture Parts Questions & Experts Answers

• Q: How to replace the Heated Oxygen Sensor (HO2S) 2 using the J 39194-B Heated Oxygen Sensor Wrench on 2004 Chevrolet Venture?

  A: The maintenance of Heated Oxygen Sensor (HO2S) 2 requires the J 39194-B Heated Oxygen Sensor Wrench (J 39194-B) to perform both installation and removal tasks. Deal with the oxygen sensor gently while keeping the in-line electrical connector as well as the louvered end free of dirt and contaminants. The application of contact cleaners or other substances on sensors and vehicle harness connectors will degrade their performance capabilities. .wrap the lead wires carefully as rigorous bends or kinks could reduce reference air access. Keep all sensor pigtail and harness wiring free from damage. Cutting the oxygen sensor ground wire will produce engine performance issues so it should not be disassembled. Girl the peripheral seal around the vehicle harness connector because this protects against water infiltration. The Placard's Crimp and Splice Seals Terminal Repair Kit enables engine harness fixes with crimp methods instead of solder technique. Make sure to heat the engine to at least 48°C (120°F) before you remove the heated oxygen sensor to avoid damage to its threads. First activate the ignition OFF position then raise the vehicle then disconnect the sensor harness connector. Use J 39194-B to slowly extract the heated oxygen sensor. For installation, apply anti-seize compound GM P/N #5613695 to the threads of the heated oxygen sensor/catalyst monitor before installing the HO2S2, tightening it to 41 N.m (30 lb ft). After connecting the sensor electrical wires finish lowering the vehicle.