1996 Chevy Silverado burns too much fuel

Tiny
LORINBREAST
  • MEMBER
  • 1996 CHEVROLET SILVERADO
  • V8
  • 4WD
  • AUTOMATIC
  • 250,000 MILES
Why is my truck burning too much fuel, after giving complete tune up
Wednesday, November 11th, 2009 AT 8:26 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Could be caused by the following a bad O2 sensor, excessive fuel pressure (bad fuel pressure regulator or plugged return line), leaky fuel injectors, dirty air filter or restricted air inlet, or a defective coolant sensor that prevents the engine management system from going into closed loop mode
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Tuesday, May 30th, 2017 AT 10:23 AM

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