Engine light

Asked by Nov 14, 2019 at 01:51 AM about the 2002 Chevrolet Avalanche 1500 RWD

Question type: Maintenance & Repair

2002 chevy avalanche base 5.3 v8 i have changed
the knock sensors and harness twice check engine
goes away after 45 miles comes back on with the
first set acdelco both were giving codes changed
to oem gm sensor and harnes now only bank 1
come on with code what am i missing?

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