beady's latest activity
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beady reacted to Goldie Driver's post in the thread Vintage Air Gen V (5) or replace existing compressor, etc., for 1987 R20 Suburban? with
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I'd replace what you have. Way simpler to find parts down the road. BTW - that's only the second of that style compressor I have seen -... -
beady posted the thread Vintage Air Gen V (5) or replace existing compressor, etc., for 1987 R20 Suburban? in Heat & AC.Hi all, I bought this clean 1987 R20 454 Suburban a couple months ago. The AC didn’t work, and when I hooked my gauges up only had...
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beady replied to the thread 1987 454 TBI down on power, runs good otherwise.So following up on the solution. The thermostatically controlled flapper on the air filter housing didn’t have the hose running down to...
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.So to close the loop, I repaired those two positive wires and the issues went away. Scanner can talk to ecu and reports no codes now...
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.Could be onto something here, lol. Wires were pinched by the sheet metal starter heat shield.
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.So from tracing the circuits on the schematic, it looks like I should have always on +12v at two pins on the bulkhead connectors...
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I wanted to provide and update to my issue. After buying a new ecm and icm, I found the problem, the ecm was loosing power on the...
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.It looks to have a remanufactured ecu if that helps point to something.
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.The truck starts and runs on starting fluid. I don’t know which circuits are powered with the key in each position offhand. Does every...
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.I pulled each fuse out of the block and individually checked each one using my meter in continuity check mode. I checked both ecu fuses...
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.It was about $250, apparently one of the only hand held tools that will read the ecu live data. https://www.ebay.com/itm/235344132189...
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beady replied to the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark.Alright, so I bought a good scan tool that can read some of the live data from the ECU as I figured that would be useful in the long...
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beady replied to the thread 1987 454 TBI down on power, runs good otherwise.It will speed up with engine speed, but it feels like it only has 100 hp. Slow to accelerate, and if it kicks down it just won’t...
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beady reacted to YakkoWarner's post in the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark with Like.
I wonder if someone got tired of seeing it on all the time (or was attempting to get thru an inspection/sale) and just yanked it. See...
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beady reacted to gmbellew's post in the thread ‘87 454 TBI, NO Fuel spray, HAS fuel pressure, has 12v @ injectors, has spark with Like.
if it is the original cluster and the wiring hasn't been hacked to pieces there is a check engine light. on my 1990, it is bottom right...
