I have had several of these trucks and I have worked on them and put back the turbo metal to metal with no problems. My K3500 has a leak that blows carbon and the turbo is not spinning up. I have looked everywhere for a gasket. This is the Turbo Mount Gasket.
Any Ideas??
Is there anyone here with a C6500? I have a problem that I think is related to the ignition switch. The thing won't start unless I jump the solenoid. Then it has a safety of theft deterrent mechanism that beeps and shuts down the truck after a few seconds. I found a workaround. I set up a stater...
1998 K3500 - 4L80E
Fluid was light brown. Shifting was ok but lost OD sometimes and a cpl times had limp mode. Reverse had a shudder and slip but works.
Changes fluid to the good stuff and filter, etc. Cleaned the sump - fine dust like graphite sludge, like a thin coating over the inside of...
I recently changed my 98 truck to mech. IP.....Runs great! Just ran the codes out of curiosity and the one #PO370 - Timing Reference High has me wondering.
I was wondering what sensors are in play with this code.
The only codes other than the various elec. IP codes (4 of them) were:
Timing...