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90 chevy astro van 4.3 307000mi


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larrywill
New User

Nov 22, 2016, 10:52 PM

Post #1 of 2 (1186 views)
90 chevy astro van 4.3 307000mi Sign In

good fuel pressure new filters and pump fuel injectors receiving positive positive voltage but lacking signal ground does any body know which sensors will cause this


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Nov 23, 2016, 5:10 AM

Post #2 of 2 (1178 views)
Re: 90 chevy astro van 4.3 307000mi Sign In

Does your check engine light come on for bulb check when the key is first turned on?

Have you scanned for codes?

Do you have spark?



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