Question about 2006 Chevrolet Trailblazer
Your code P0030 is oxygen sensor 1 at bank 1 position.Change that oxygen sensor.Bank 1 has the #1 cylinder on it and sensor 1 is closest oxygen sensor to the engine on that bank.
Posted on Jun 02, 2017
In 2006 there is no obd system even code 30 your system is obd2 and code start with P????
obd system stop in 1995
Posted on Oct 14, 2013
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Posted on Jan 02, 2017
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