How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Gm Tech (Cam) Your Own Question
Gm Tech (Cam)
Gm Tech (Cam), GMC Mechanic
Category: GMC
Satisfied Customers: 1685
Experience:  GM Grand Master Technician 2007. 14 year experience.
10949255
Type Your GMC Question Here...
Gm Tech (Cam) is online now
A new question is answered every 9 seconds

I hav a problem with a2002 GMC savana3500 5.7lt. It

Customer Question

Hi there. I hav a problem with a2002 GMC savana3500 5.7lt. It won't start. There is no spark , no fuel. What I hav done. Replac. New cranksensor , camshaft sensor.
Submitted: 1 year ago.
Category: GMC
Expert:  david craig replied 1 year ago.

Hi Im Dave. Can you hear the fuel pump running when you turn the key to the on position?

Customer: replied 1 year ago.
No. I doesn't run. With key on
Customer: replied 1 year ago.
Only if I jump 12 volt to terminal 87 in the fuel pump relay
Expert:  david craig replied 1 year ago.

ok, so im assuming you already tried a different relay in that spot?

Expert:  david craig replied 1 year ago.

heres a diagram of the starting system

Customer: replied 1 year ago.
yeah , i tried that already..
Expert:  david craig replied 1 year ago.

heres a diagram for the fuel pump.......make sure you check all of the fuses if you havent already

Customer: replied 1 year ago.
Ty
Expert:  david craig replied 1 year ago.

figured anything out yet?

Expert:  david craig replied 1 year ago.

???????????????

Customer: replied 1 year ago.
I just order a new Pcm
Expert:  david craig replied 1 year ago.

ordered a new pcm because?

Related GMC Questions