2006 ISX CM870 High Pyro, surging under load
06-21-2022, (Subject: 2006 ISX CM870 High Pyro, surging under load ) 
Post: #30
RE: 2006 ISX CM870 High Pyro, surging under load
Usually the turbo will be open on an 870 at idle while cold. The only reason for it to close is for EGR and it won't call for EGR till it is up to operating temperature.
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RE: 2006 ISX CM870 High Pyro, surging under load - Nilao - 06-21-2022



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