1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

gas milage

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Old 10-14-2003, 09:44 PM
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i just filled up me tank i get 17.3 miles to gallon in the city running refornulaed fuel sounds kinda low right what can i do 2 imporove?
Old 10-15-2003, 02:38 AM
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And change your O2 sensor if it'* over 50-60k miles. With an AC Delco unit ONLY.
Old 10-15-2003, 01:15 PM
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will do thanks!
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