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p0141 p0135
I'm hoping to get some ideas on this. It came in for CEL but light was out when I pulled it into the bay a day later. History codes for O2 heater circuit on both sensors. I looked at a lot of SI on these because I have not had much experience with this type ye... Login to read more. ![]()
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| Engine | 3.5 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2006 Hummer H3 3.5L
| Engine | 3.5 L |
| Trans | 4-speed Automatic (Electronic) |

18 Replies Received
18 Replies Received