My brake pedal is very spongy and my ABS light is on ? on 2005 GMC Sierra 1500

Front wheelbearings , brakes and calipers have been replaced in the last 2000 miles.

Asked by for the 2005 GMC Sierra 1500
could be air in the system causing the spongy pedal. you need to have it re checked if a shop performed the repairs.
the abs is a system failure. the code needs to be pulled to see where the failure is ocurring.

1 more answer
Bleed front brakes, this should fix your problem.