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International Automotive Technicians Network
2004 Chevrolet Workhorse 8.1L Failed ECM Flash
Posted to GM Driveability on 9/24/2008 6 Replies

YiKES! I did a ECM flash to update transmission software on this Motorhome. All went well until I got to uploading the ECM. This is when the Tech 2 was rude enough to inform me that the "Upload Failed". The trouble seems to be "line 8 Code error BF" I'm not su...

6 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Workhorse

VIN 5B4MP67G44
Engine8.1 L / 8 cyl
DeliveryFI / FI
EmissionsOBD-II Compliant
SymptomsFailed ECM Flash
OccursAlways
Misc.Motorhome
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Workhorse

VIN 5B4MP67G44
Engine8.1 L / 8 cyl
DeliveryFI / FI
EmissionsOBD-II Compliant
SymptomsFailed ECM Flash
OccursAlways
Misc.Motorhome