75gmck25's latest activity
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75gmck25 replied to the thread Intermittent cruise control.I would start by checking the wires for chafing or breaks. The controller relies on a reliable signal from the speed sensor on... -
75gmck25 replied to the thread Power loss with aggressive acceleration.What type of carburetor is on the 6 cylinder? When a 4 barrel has this type of symptom you would usually check to make sure the...
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75gmck25 replied to the thread 1991 Suburban 3/4 ton: TBI to Holley Sniper conversion - stupid, or worth it?.To some degree, a Holley Sniper on the stock TBI heads and cam is like putting lipstick on a pig. Lots of shiny new parts, but probably...
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75gmck25 replied to the thread Bed liner paint..I’ve seen a few factory trucks (don’t recall the brand) where they used a bed liner-looking paint to protect the rocker panels. Not...
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75gmck25 replied to the thread Loose timing chain replacement.Also, if you get the idea to upgrade to a double roller chain, be ready for some more work. In most cases the extra width of the double...
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75gmck25 replied to the thread What’s the best way to fix/clean up this wiring problem?.First figure out what all those wires are going to, so you understand what you have. Also, is this an auxiliary battery? Those large...
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75gmck25 replied to the thread Instrument panel light question.My ‘75 did not have a light to tell you the parking brake was on, but it does have a wire going to the proportioning valve, which turns...
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75gmck25 replied to the thread Instrument panel light question.Taylor, I think the picture you posted is of a newer truck than the 74/75 era. For the older trucks I think it was just a single wire...
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75gmck25 replied to the thread Instrument panel light question.I have a spare instrument panel out of my '75 with gauges and a clock, so I looked at the wiring. I believe the correct ground is an...
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75gmck25 replied to the thread Instrument panel light question.It is almost certain to be a ground issue. When a ground is bad, devices “find” other paths to ground, and lights go on and off. Did...
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75gmck25 replied to the thread Fuse panel.It was probably wired differently on a the '89, but my '75 Camper Special has the factory 2nd battery option and it uses a relay mounted...
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75gmck25 replied to the thread Can anyone tell me what this is??.I installed a couple aftermarket cruise controls, and they both had two magnets you epoxied to the driveshaft. Then you mounted a sensor...
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75gmck25 replied to the thread Headers and O2 sensor.If you have a heated sensor it can be farther down the pipe, away from the exhaust manifold, since it does not rely on engine heat to...
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75gmck25 replied to the thread Fuel leak?.A couple of years ago I had a fuel pump that was shooting a small squirt of fuel out the side/top through a crack. It was going right...
