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Old 07-23-2007, 07:33 AM   eBay Motors   #9 (permalink)
613Duramax
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Join Date: Jul 2007
Location: Canada
Posts: 18
Quote:
Originally Posted by ob_1jr View Post
I would just worry about the fuel filter. Fuel filters do cause shifting problems and is most likely the cause of your problems.
Here are the two codes which came up:
U1000: Class 2 Serial communication problem
U1041: Loss of EBCM/EBTCM communication

Would these two codes come up from an old fuel filter?
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