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Those are the wires that relay the information from the ECM / Engine control module to the fuel injectors so they will deliver fuel to the engine as needed.
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What kind of distributor do you need for a 1994 Chevy blazer?
On the '94, you probably have a 'Z' engine and you'll need a distributor with top-mounted plug wires. If I am wrong and you have a 'W' motor, you'll need a distributor with side mounted wires (serious pain). They are both top mount plug wires. It was not until later they had the side mount wires. Vin "Z" is a TBI (throttle body) Vin "W" is Vortec. TBI has breather mounted on intake Vortec says Vortec on Intake
What does a 1989 Chevy pickup have for fuel system?
If it hasn't been changed, it has Throttle Body Injection (TBI). It looks similar to a carb but it will have wires running to it.
How do you find idle air control valve on 89 Chevy caprice 305 5.0 tbi?
It is on the passenger side of the carb, and has four wires going to it with a square connection for the wires. You need a large crescent wrench to take it out after the wire connector is removed.
Are accessories for a 350 tbi compatible with a 305 tbi?
YES
Does the pulleys on a 305 tbi fit or swap over to a 350 tbi engine?
yes they will
Can you replace a pre 1996 tbi engine with a vortec long block and use your tbi intake and tbi?
you can as long as you use your TBI heads if you want to use the vortec heads with TBI you will need a special intake manifold or a carb manifold with a adapter to mount your throttle body to the carb manifold heres some more info TBI heads will mount to the vortec block TBI intake manifold has 12 bolts vortec intake manifold has 8 bolts
1995 Chevy k15000 57L TBI no spark changeds ignition module coil cap rotor wires and plugs could it be a fautly module out of the box?
more apt to be the engine control module
Will the lsx intake manifold fit your vortec tbi 5.3?
no such thing as a vortec 5.3 tbi
Vin z on your 95 s10 4.3 is it tbi or cpi?
Its TBI Vin "W" is CPI.
Does a 1988 S10 2.8 have TBI or direct port injection?
It has TBI / Throttle body injection.
What is the extra wire running to the injectors for and where does it plug into the computer at?
on tbi engines 2 injectors 2 wires to 1 injector same to other on seqential inj 8 injectors 2 wires each 1wire fused positive feed other goes to ecu is then switched electronically on and off by ecu
Where is the fuel pump relay 87 gm truck tbi?
Fuel pump relay is located under the hood on passenger side bolted to the firewall a few inches below the windshield. It is black and has wires going into it.
