U0202 Buick Lost Communication With Door Control Module D

U0203 Buick Lost Communication With Door Control Module E

OBD Code:
System:
Subsystem:
 U0203 Buick – (ASE)
 Network Communication
 Fuel and Air Metering

Trouble Code Description: Lost Communication With Door Control Module E


Location:
Analysis:

Possible Causes:

 Control Module E
 

 

Tech description:

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera