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leitzpower · 08-15-2007, 11:44 PM

2001 mustang 3.8L
72K miles
The car idles great and seems to run really well but the gas mileage is about 13 mpg. At the higher speeds it seems to lack power. I did the basics new wires, plugs, MAF,a lazy O2 sensor and cleaned EGR ports. Vacuum is at 20 and goes to almost 0 as I increase speed.
bl

08-15-2007, 11:44 PM	#1
leitzpower Join Date: Jul 2007 Posts: 12	3.8L poor gas mileage 13 MPG 2001 mustang 3.8L 72K miles The car idles great and seems to run really well but the gas mileage is about 13 mpg. At the higher speeds it seems to lack power. I did the basics new wires, plugs, MAF,a lazy O2 sensor and cleaned EGR ports. Vacuum is at 20 and goes to almost 0 as I increase speed. bl