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Question

im hooking up tbi unit and need help with wiring and vaccuum hoses hook up would really like a complete wiring diagram with color codes for van

Submitted: 568 days and 2 hours ago.
Category: Chevy
Value: $15
Status: CLOSED
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Optional Information

Optional Information:
1988 Chevrolet g20 350

Posted by Wrenchtech 568 days ago.

Answer

Here is your wiring diagram.

For the vacuum diagram, I will need to know if it is Federal or California emissions (under hood label) and whether it's over 8500 GVW or under 8500 GVW (driver"s door label)



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567 days and 21 hours ago.

Reply

I am taking over a job I did not start.there are many loose wires in engine compartment.do u have other engine wiring diagrams that runs through the main wiring harness?   also federal/8500 up

Accepted Answer

Wiring diagrams are designed by circuit and not the area of the wires so you could be getting involved in many different circuits here.


Here is your vacuum diagram.

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Expert: Wrenchtech
Pos. Feedback: 98.4 %
Accepts: 
Answered: 5/4/2008

ASE Certified Technician

40 years experience with ASE certification as Master Technician with L1--Repair Shop Owner

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