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Tbi ecm tools
Tbi ecm tools










tbi ecm tools tbi ecm tools

You can make your stock or aftermarket one work if you change the plugs on your harness to match. You can bend the bracket so that your existing cables will work (the TBI throttle cable is a little longer than the carbureted one) but it's easier to use the right cables. The throttle / transmission / cruise control cables should come from the TBI donor, too. When removing the intake, take the steel line to the power brake booster and the steel line from the intake to the heater core, too. Make sure you have these if they've been removed.

tbi ecm tools

The TBI intake should have the coolant temperature sensor (CTS) in it, as well as the EGR valve and the thermal vacuum switch (TVS). Throttle cable bracket bolts to it, so make sure it's on there, too.Ģ.8V6 TBI intake manifold. Racing is usually anything goes, but check the rules for your particular racing organization.Ģ.8V6 TBI unit, complete meaning injectors are still on it, TPS is on it, IAC is on it. If you're not driving the vehicle in the U.S., consult local laws for emissions regulations. If you're driving on the highway in the U.S., make sure you retain all emissions equipment from the donor. Even if there aren't inspections in your area, the law still applies and missing equipment may hamper resale, or you may face huge fines or worse if you're caught. The California ECM system will be referred to as the CCC system (GM's term).ĭISCLAIMER: There are several things you can do during this conversion that, while it will work, is not emissions-legal for vehicles driven on the road in the U.S. It won't work with TBI, but some of the parts used with it will. Other reading that is nice is "How to Repair and Modify Chevrolet Fuel Injection" by Ben Watson.Ĭalifornia 2.8 carbureted trucks have an ECM already. Haynes, Chiltons, and their ilk don't come close.

#Tbi ecm tools manuals#

Dealers often will let you photocopy pages from their shop manuals if you don't want to buy it, but a used Helm manual won't cost that much ( used, new) and the diagrams, explanations, and service procedures are excellent. This also reduces your cost, since many salvage yards charge less when you grab a bunch of stuff at once, rather than a piece at a time. If you can find a *complete* donor truck in the salvage yard, that's the best method since the more you get from once source, the more likely you are to get everything at once. TBI has been around since 1982, and since 1985.5 on the 2.8 S-series so parts are readily available and cheap. The parts list looks long, but it's not as bad as it sounds. This isn't a complete step-by-step howto, but it will get you started. Here's a few things I learned while doing the swap that may help those that want to do the same to their truck. I can't think of any downsides! If I were given the opportunity to do it over again, I would do it without hesitation. It is also cleaner looking underhood than the stock carbureted system. It is easier to repair, easier to perform routine maintenance, easier to start in all conditions, has more power, better throttle response, and gets better fuel economy. I converted my 2.8V6, Federal Emissions (non-ECM controlled) carbureted engine to TBI in the summer of 1995. If there are errors I would appreciate a note. 2.8V6 Carburetor to TBI Swap, Tips and Tricks 2.8V6 Carburetor to TBI Swap, Tips and TricksĪ pinout list of the two factory ECMs used in this swap.












Tbi ecm tools