U0121 Buick Lost Communication With Electronic Brake Control Module Possible causes – Faulty Electronic Brake Control Module (EBCM) – EBCM harness is open or shorted– EBCM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0121 Buick Description Modules connected to the high speed General Motor Local Area Network…
Category: Buick
U0121 Buick Lost Communication With Electronic Brake Control Module
U0122 Buick Lost Communication With Vehicle Dynamics Control Module OBD Code: System: Subsystem: U0122 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Vehicle Dynamics Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0116 Buick Lost Communication With Coolant Temperature Control Module
U0117 Buick Lost Communication With Electrical Power Take-Off (PTO) Control Module OBD Code: System: Subsystem: U0117 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Electrical Power Take-Off (PTO) Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse –…
U0117 Buick Lost Communication With Electrical Power Take-Off (PTO) Control Module
U0118 Buick Lost Communication With Fuel Additive Control Module OBD Code: System: Subsystem: U0118 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Fuel Additive Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0118 Buick Lost Communication With Fuel Additive Control Module
U0119 Buick Lost Communication With Fuel Cell Control Module OBD Code: System: Subsystem: U0119 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Fuel Cell Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0113 Buick Lost Communication With Emissions Critical Control Information
U0114 Buick Lost Communication With FourWheel Drive Clutch Control Module OBD Code: System: Subsystem: U0114 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With FourWheel Drive Clutch Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar…
U0114 Buick Lost Communication With FourWheel Drive Clutch Control Module
U0115 Buick Lost Communication With Engine Control Module (ECM) / Powertrain Control Module (PCM) B OBD Code: System: Subsystem: U0115 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Engine Control Module (ECM) / Powertrain Control Module (PCM) B Location: Analysis: Possible Causes: Control Module B Tech description:…
U0115 Buick Lost Communication With Engine Control Module (ECM) / Powertrain Control Module (PCM) B
U0116 Buick Lost Communication With Coolant Temperature Control Module OBD Code: System: Subsystem: U0116 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Coolant Temperature Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0110 Buick Lost Communication With Drive Motor Control Module A
U0111 Buick Lost Communication With Battery Energy Control Module A OBD Code: System: Subsystem: U0111 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Battery Energy Control Module A Location: Analysis: Possible Causes: Control Module A Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse –…
U0111 Buick Lost Communication With Battery Energy Control Module A
U0112 Buick Lost Communication With Battery Energy Control Module B OBD Code: System: Subsystem: U0112 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Battery Energy Control Module B Location: Analysis: Possible Causes: Control Module B Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse –…
U0112 Buick Lost Communication With Battery Energy Control Module B
U0113 Buick Lost Communication With Emissions Critical Control Information OBD Code: System: Subsystem: U0113 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Emissions Critical Control Information Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0107 Buick Lost Communication With Throttle Actuator Control Module
U0108 Buick Lost Communication With Alternative Fuel Control Module OBD Code: System: Subsystem: U0108 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Alternative Fuel Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0108 Buick Lost Communication With Alternative Fuel Control Module
U0109 Buick Lost Communication With Fuel Pump Control Module OBD Code: System: Subsystem: U0109 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Fuel Pump Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0109 Buick Lost Communication With Fuel Pump Control Module
U0110 Buick Lost Communication With Drive Motor Control Module A OBD Code: System: Subsystem: U0110 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Drive Motor Control Module A Location: Analysis: Possible Causes: Control Module A Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse –…
U0104 Buick Lost Communication With Distance Sensing and Cruise Control Module
U0105 Buick Lost Communication With Fuel Injector Control Module OBD Code: System: Subsystem: U0105 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Fuel Injector Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0105 Buick Lost Communication With Fuel Injector Control Module
U0106 Buick Lost Communication With Glow Plug Control Module OBD Code: System: Subsystem: U0106 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Glow Plug Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0106 Buick Lost Communication With Glow Plug Control Module
U0107 Buick Lost Communication With Throttle Actuator Control Module Possible causes – Faulty Throttle Actuator Control (TAC) module– Throttle Actuator Control (TAC) module harness is open or shorted– Throttle Actuator Control (TAC) module circuit poor electrical connection (loose or broken wires) Tech description What about the obd code? The U0107 Buick code is set when…
U0100 Buick Lost Communication With Engine Control Module
U0101 Buick Lost Communication With Transmission Control Module Possible causes – Faulty Transmission Control Module (TCM)– TCM harness is open or shorted– TCM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0101 Buick Description Modules connected to the high speed General Motor Local Area Network (GMLAN) serial data…
U0101 Buick Lost Communication With Transmission Control Module
U0102 Buick Lost Communication with Transfer Case Control Module OBD Code: System: Subsystem: U0102 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication with Transfer Case Control Module Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…
U0102 Buick Lost Communication with Transfer Case Control Module
U0103 Buick Lost Communication With Gear Shift Control Module A OBD Code: System: Subsystem: U0103 Buick – (ASE) Network Communication Fuel and Air Metering Trouble Code Description: Lost Communication With Gear Shift Control Module A Location: Analysis: Possible Causes: Control Module A Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse –…