What cause car exhaust smelly odor and max out at 50 mph.

1998 NISSAN MAXIMA
225,000 MILES
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JOHNNY DESCHENY
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1998 nissan maxima smelly exhaust and goes only 50 mph
Sep 26, 2011 at 5:43 AM
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MHPAUTOS
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Check for failed cat converter first.
Sep 26, 2011 at 6:20 AM
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KHLOW2008
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Yes, should be a failed catalytic converter that is clogged. If you have misfiring issues, get them repaired as misfiring can result in the catalytic converter running red hot and damaging it.
Sep 26, 2011 at 3:16 PM
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