Sohail ... 4/1/2010

2000 Nissan Altima GXE 4Cyl2.4L - Preventive Maintenance

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Poor gas milage, reduced to 80-100 miles less on full tank

Poor gas milage:
About 80-100 miles less on full tank, giving less milage as usual. Had Full tune up a year ago. Engine runs great has about 125000 miles on it.

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  Josh 4/1/2010

  Sounds like CPU, or MAF sensor. is any black soot build up on your rear bumper above your exhaust? If so you are running rich (too much fuel) and it is not getting burned fully.

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