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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.

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Old 10-13-2004, 01:13 PM   #1
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Default help with p0446

hi

i recently had my check enegine light come on
check the code and p0446 come up

i've been reading and it seems like it might be my gas cap
but when i open the cap to fill up i get a hissing noise like a lot of air coming out

i'll check my vents later today
it there anything eles i can do with out droping the tank

thanks

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Old 10-13-2004, 01:27 PM   #2
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Inspect your vent lines throughly for cracks and small holes.
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