2000 GMC Sierra 5.3 V8.
ABS and brake lights on
GM Computer codes = C0265 ONLY
Repairs done prior = Not Known








MW:

ABS code c0265 is related to the ABS system relay. This relay is internal to
the brake control module (EBCM).Two common causes for this are the
EBCM is faulty and needs to be replaced, or the system ground is
corroded. Normally this bad ground will also give other ABS codes, but not
always.
GMC Sierra ABS Brakes Problem