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Expert
97 Answers
- Posted on Jan 27, 2010
Re: 2003 Saturn LW300 3.0V6 engine light came on, tried...
Does the code reader power up? If not, check the fuses. OBD II ports supply power to the code reader. Typically GM uses the cigarette lighter fuse to power the OBD II port on their vehicles (could share a fuse with somthing else, but I doubt it). Good luck!
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