ok..had to start another account ..new comp,new email lost apssword etc..so i am back w/ the saga of the unknown gremlin in my jimmy
vehical 1998 SLS 4.3 v6 vortex, 2wd 4dr suv 128,000 miles
Here is a list
NO CODES...starts .idles smooth..as soon an givin gas eng BOGS ..bwwaaaaaa.
sounds like it choked....
separated the Cat. converter..no change..reconnected
separated the muffled...no change....reconnected
removed air filter..no change
Replaced MAF...NO CHANGE
Replace fuel filter and chked pressure ...60 psig..at start and running.
Replaced dist.cover ,wire and plugs ..no change.
rechecekd times..spot on. (no-codes)
New battery.
Added extra grd.
unplug egr no change
unplug MAF or temp sensor,,,eng dies
Firing bank 1 CL
Firing bank 2 CL
STFT B1 -88.59
LTFT B1 0.00
STFT B2 -9.38
LTFT B2 0.00
MAP 60.00
MAF 9.46
ECT 60
ENG RPM 635
i
now i had two codes after unpluggin above mention so i could get the recorded info from the ob2above..
after erasing the fault asn ideling till warm ,,,no faults recorded as stated earlier.....
vehical 1998 SLS 4.3 v6 vortex, 2wd 4dr suv 128,000 miles
Here is a list
NO CODES...starts .idles smooth..as soon an givin gas eng BOGS ..bwwaaaaaa.
sounds like it choked....
separated the Cat. converter..no change..reconnected
separated the muffled...no change....reconnected
removed air filter..no change
Replaced MAF...NO CHANGE
Replace fuel filter and chked pressure ...60 psig..at start and running.
Replaced dist.cover ,wire and plugs ..no change.
rechecekd times..spot on. (no-codes)
New battery.
Added extra grd.
unplug egr no change
unplug MAF or temp sensor,,,eng dies
Firing bank 1 CL
Firing bank 2 CL
STFT B1 -88.59
LTFT B1 0.00
STFT B2 -9.38
LTFT B2 0.00
MAP 60.00
MAF 9.46
ECT 60
ENG RPM 635
i
now i had two codes after unpluggin above mention so i could get the recorded info from the ob2above..
after erasing the fault asn ideling till warm ,,,no faults recorded as stated earlier.....
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