Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBUICK2016ENCORE BASE, AWDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDATA COMMUNICATION SYSTEM - DIAGNOSTIC TROUBLE CODES
2016 Buick Encore Base, AWD
Data Communication System - Diagnostic Trouble Codes
2016 Buick Encore Base, AWDSECTION Data Communication System - Diagnostic Trouble Codes
DATA COMMUNICATION SYSTEM - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B1000 | Electronic Control Unit |
| DTC B1001 | Option Configuration |
| DTC B101D | Electronic Control Unit Hardware |
| DTC B101E | Electronic Control Unit Software |
| DTC C0550 | Electronic Control Unit |
| DTC C056D | Electronic Control Unit Hardware |
| DTC C056E | Electronic Control Unit Software |
| DTC P0601-P0607, P060A-P060C, P062F, P16E9-P16F0, or P262B | Control Module/Memory |
| DTC U0020 | Low Speed CAN Bus |
| DTC U0073 or U2100 | Control Module Communication Bus |
| DTC U0074 | Control Module Communication Bus B (Chassis Expansion Bus) |
| DTC U0074 | Control Module Communication Bus B (Powertrain Expansion Bus) |
| DTC U0078 | Control Module Communication Low Speed CAN Bus |
| DTC U0100-U02FF | Control Module (except U01B0) |
| DTC U0100-U02FF | Control Module (U01B0) |
| DTC U0300-U0336 | Control Module |
| DTC U0400-U05FF | Control Module |
| DTC U1500-U15FF | Control Module |
| DTC U1814 | Powertrain Wake-Up Communication |
| DTC U18A6 | Lost Communication with Right Object Detection Control Module |
| DTC U18A7 | Lost Communication with Power Supply Transformer |
| DTC U18B9-U18BF | High Speed CAN Bus Subnet |
| DTC U2099 | High Speed Communication Enable |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.