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Home >> Oldsmobile >> 1999 >> Intrigue GL, 3.5 H >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Anti-Lock Brake System With Traction Control System - Abs-VI) >> Diagnostic Tests >> DTC C1268: DTC U1301 Previously Set (ALERO & 1999 Grand Am)

DTC C1268: DTC U1301 Previously Set (ALERO & 1999 Grand Am)

WARNING: This page is about a different variant/trim than selected.
  1. Perform diagnostic system check. See DIAGNOSTIC SYSTEM CHECK. After performing diagnostic system check, go to next step.
  2. Disconnect left instrument panel wiring harness junction block connector C1 and EBCM wiring harness connector. See EBCM/EBTCM LOCATION  under REMOVAL & INSTALLATION. Using DVOM, measure resistance between EBCM connector terminal No. 12 and ground. If resistance is infinite, see INTERMITTENTS & POOR CONNECTIONS under DIAGNOSIS & TESTING. If resistance is not infinite, go to next step.
  3. Repair short to ground in serial data circuit between BCM and EBCM.
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