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Mailbag: confirm location o2 sensor

Bruce Nunnally

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Need To Confirm Location. Of Bank1 Sensor2 Precast O2 Sensor 1997 4.6L 32 valve NorthStar V8

On Exhaust B4 Catalytic Converter.  Or After Y on NorthStar 4.6L 32valve V-8 NorthStar

On Straight Pipe.


2023 Cadillac CT4-V Blackwing

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