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Gm Tech (Cam)
Gm Tech (Cam), GMC Mechanic
Category: GMC
Satisfied Customers: 1668
Experience:  GM Grand Master Technician 2007. 14 year experience.
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1994 silverodo 5.7 when crusing at any speed it acts like

Customer Question

1994 silverodo 5.7 when crusing at any speed it acts like its running out of gas then takes off again . In park with your foot on gas peddle around 1200 rpms holding then drops of then back up changed fuel filter no vacuum leak starts great,idles great
Submitted: 3 months ago.
Category: GMC
Expert:  Gary replied 3 months ago.

Welcome! My name is ***** ***** I will do my best to assist you with this problem.

Expert:  Gary replied 3 months ago.

are there any codes set in the computer at all ?

are all the tune up parts new ? cap and rotor and wires and plugs ?

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