Search results
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Lmm GPCM delete
Just join the CANbus wires and have all codes turned off and should be good? -
Lmm GPCM delete
Has anyone successfully deleted the gpcm? And what was all needed to do so? I’m deleting my glow plugs and wires from harness while engines out and trying to see what’s involved in deleting the module as well. I’d liked to ditch as much wires as possible for a cleaner engine bay -
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Coolant and fuel temp reading negative
My buddies lb7 started running rough and random stalling with no codes. Went to log it and saw both coolant and fuel temp are reading the same and both negative. When giving it throttle they both max out at 12 degrees. Swapped in new coolant temp sensor with no change, wires appear good. Any... -
Looking for Engine harness bale connector pinout
Does anyone happen to have the pinouts for the 03 lb7 engine harness bale connectors? -
Crank no start, has fuel pressure.
Now it’s throwing p1500 and actual rail pressure is jumping 12k cranking. Rpm ranges from 90-200rpms -
Crank no start, has fuel pressure.
Injectors aren’t firing. I’ve checked the block grounds multiple times and they are good -
Crank no start, has fuel pressure.
Also checked reluctor and that appears fine and not loose -
Crank no start, has fuel pressure.
Completely stumped here. Lb7 broke a crank, we swapped in a complete running engine back in it. Truck builds higher rail pressure than desired. It’s reading 9k psi cranking. But will not start. I am getting P0374 as well. Swapped in brand new cam and crank sensors and nothing. All wires appear... -
Anyway to identify lb7 injectors?
Recently acquired a lb7 with a broken crank. Injectors, lines and all bolts appear brand new. Now is there anyway to identify if they’re Bosch remans or generic junk? I attached some pictures with appears to have a date of 2022-6-15 but don’t know what the other numbers mean -
Lmm randomly stopped building rail and won’t start
Probably gonna sell the nozzles off them. And put stock nozzles back on the bodies to send as cores -
Lmm randomly stopped building rail and won’t start
I’m not chancing these injectors. New S&S 200%s are ordered :) -
Lmm randomly stopped building rail and won’t start
Update: #6 injector nozzle came completely loose somehow lol. -
Lmm randomly stopped building rail and won’t start
Cp3 return after 15sec of cranking -
Lmm randomly stopped building rail and won’t start
Driver bank after cranking for 15sec Passenger side didn’t return anything -
Lmm randomly stopped building rail and won’t start
Passenger side injectors didn’t return any fuel while cranking Driver side however was shooting a good bit out. tomorrow I will actually do each injector on that side and see results I guess maybe the spike ruined something or all injectors on driver bank -
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Lmm randomly stopped building rail and won’t start
Should just max to 29k? -
Lmm randomly stopped building rail and won’t start
Has a race plug and I verified it’s not leaking