error code
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M
P0161 O2 Sensor Code
Have a 1997 C1500 2wd. Recently the P0161 code popped up. I looked at the ENG-1 fuse and it's gtg. I replaced the passenger side, downstream O2 sensor with a Bosch, inspected the wiring harness which appeared to be gtg, and cleared the code. This resolved the issue for approximately three...- msaluta
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- error code o2 sensor
- Replies: 4
- Forum: Engine Performance + Maintenance
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kennythewelderOfficially Retired, B31-3 (6-G) certified welder.
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