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LTSonicturbo1974's latest activity
L
LTSonicturbo1974
posted the thread
O2 Wiring question
in
Chevy Sonic Owners Forum
.
I just confirmed I have a short on my upstream O2 signal wire. I believe its shorting out on my heater wire since I'm getting 2 Volts on...
Feb 21, 2026
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