Gas milage

Tiny
HUNTER999
  • MEMBER
  • 2001 GMC SAFARI
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 220,000 MILES
I have a 2001 GMC, Safari, AWD, SLT. Gas milage poor, I can smell gas fumes in exhaust, what do I do to fix this
Do you
have the same problem?
Yes
No
Saturday, April 9th, 2011 AT 8:14 PM

1 Reply

Tiny
RASMATAZ
  • MEMBER
Could be running too rich due to the following

1. Excessive fuel pressure can be cause by restricted fuel return line
2. Defective Oxygen Sensors.
3. Leaking injectors and fuel pressure regulator.
4. Coolant temperature sensor out of calibration.
5. Restricted air intake system
Was this
answer
helpful?
Yes
No
Saturday, April 9th, 2011 AT 11:22 PM

Please login or register to post a reply.

Recommended Guides