Poor Gas Mileage
#11
11-13-2006, 10:56 PM
RE: Poor Gas Mileage
A GM scanner is not necessary, nor is having your own scanner. Autozone, Advanced, etc will read your codes for free.
A scanner (not necessarily a GM one) is necessary to diagnose O2 sensors however.
A scanner (not necessarily a GM one) is necessary to diagnose O2 sensors however.
#12
11-14-2006, 01:53 AM
RE: Poor Gas Mileage
thats cool i had no idea that autozone and advanced read them for free, kyle only problem is there aren't many on long island. what about pepboys, autobarn do they.
actually i just found an autozone near by thanx
actually i just found an autozone near by thanx
#13
11-14-2006, 04:59 PM
RE: Poor Gas Mileage
Will there be a code still if my check engine light isn't on?
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