^^ Yeah, fuel filter? Air filter? Plugs and wires (tune up)?
Doesn't sound right, get these things checked first.
Are you sure that the gas cap is bringing on the SES light (P0442 code) Could be something else that causes MPG drop like an O2 sensor
__________________
33% ALEROMOD OWNER!!
2000 Olds Alero 3400 SFI 14.53 @ 94.93
1985 Olds Delta 88 307 SBO 17.96 @ 76.99
2007 Volvo V50 T5 6M 15.782 @ 89.12
www.facebook.com/kb0177
|