2001 GMC C2500 starting

2001 GMC C2500
83,157 MILES • V8 • 4WD • AUTOMATIC
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COLINNEVADA
  • MEMBER
  • 1 POST
I crank the starter for 5-10 secs then stop then turn the key and truck fires right away. changed chassis mounted fuel filter and can hear fuel pump working when just turn key on
Jan 28, 2010 at 7:47 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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TOOOMANYTOYS
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 513 POSTS
Check the fuel pressure. By the description given you should have good fuel pressure when running but when you shut the vehicle off if the fuel pressure drops to zero. You have a faulty fuel pressure regualtor. Which is part of the fuel pump assembly. Inside the tank
Jan 28, 2010 at 7:51 PM
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