DTC P1820 Chevrolet
Loss of EBCM EBTCM Communication
Loss of EBCM EBTCM Communication
Description
Conditions for Setting the DTC. The PCM does not receive the identifier message from the EBCM.
Cause and Solution
Attempting to start the vehicle by bypassing the Passlock ll system or by substituting parts without performing the password learn procedure may set a DTC P1631 and a P1632. If no password is received, a DTC U1064 and P1632 may be set. An intermittent may
Video Guide
Diagnostic Info
- DTC Code: P1820
- Brand: Chevrolet