Scooterwrench
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Scooterwrench replied to the thread Single Purple Wire in engine bay 1989 K1500.Yup! My bad! What was the reason for the second O2 wire? Different configurations had the sensor in the right manifold? -
Scooterwrench replied to the thread Single Purple Wire in engine bay 1989 K1500.On the no spark issue check the IC module and connector. If your tranny shop let the engine fall back when they took the tranny out it...
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Scooterwrench replied to the thread Single Purple Wire in engine bay 1989 K1500.I don't think so. The two wires are connected together in the harness. K.I.S.S.!!!!
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Scooterwrench replied to the thread Single Purple Wire in engine bay 1989 K1500.That's for a second O2 sensor. 4.3's ran two sensores and GM made up the wiring harness to service all V configured engines of that era...
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Scooterwrench replied to the thread 93 Yukon Lugs trying to go from 4th gear lockup to 3rd.Only theory I can think of would be the difference in load applied to the engine. By going to a lower gear you have reduced load on the...
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Scooterwrench replied to the thread 93 Yukon Lugs trying to go from 4th gear lockup to 3rd.Seems there is a scalar for MPH/VSS ratio for your ECM.
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Scooterwrench replied to the thread 93 Yukon Lugs trying to go from 4th gear lockup to 3rd.Ever messed with TunerPro RT? Even if you're not into tuning there's some good info in the parameter comments. You got my curiosity...
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Scooterwrench reacted to Road Trip's post in the thread Where and how many O2 / oxygen sensors in my 1990 V8 5.7L? (verifying what I see in the Chilton) with
Like.
And if you have any doubt about what you are looking at, simply take a photo & post it in this thread. Photos nearly always guarantee... -
Scooterwrench replied to the thread 93 Yukon Lugs trying to go from 4th gear lockup to 3rd.Do you happen to know what ECM is in your truck? I just opened TunerPro for the 16197427 ECM (very possibly the one in your truck) and...
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Scooterwrench replied to the thread 93 Yukon Lugs trying to go from 4th gear lockup to 3rd.Re-pinning your DRAC should be all you needed to do to calibrate the ECM with the gear and/or tire change. No matter what tire or gear...
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Scooterwrench replied to the thread 93 Yukon Lugs trying to go from 4th gear lockup to 3rd.93-95 uses a DRAC module that can be re-pinned or switches can be installed in it for gearing and tire dia. changes. It's a little white...
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Scooterwrench reacted to uhhhpooo's post in the thread 1989 climate control base to high end climate control with Like.
will try that thank you
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Scooterwrench replied to the thread 1989 climate control base to high end climate control.Mineral spirits and a soft cloth on the front,hard q-tips on the backside where the illumination light shows through.
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Scooterwrench replied to the thread 1989 climate control base to high end climate control.You may be able to give it a good cleaning to brighten it back up again.
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Scooterwrench reacted to PlayingWithTBI's post in the thread '88 TBI Suburban - Engine Overhaul - Help me plot this out with Like.
Oh, IDK about that. I'm running a "383" with a TBI throttle body and putting out over 400HP with a 230/236° @ .050", .510/.520" lift...
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