Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Narrow by vehicle
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer communications
5Original wording in English
CHEVROLET
This Preliminary Information communication advises the technician not to replace any parts for Diagnostic Trouble Code B285A Symptom 4B set as History in the Memory Seat Module. This Diagnostic Trouble Code will be considered a phantom code and this will also considered a normal characteristic for the Memory Seat Module.
CHEVROLET
This Preliminary Information communication advises the technician not to replace any parts for Diagnostic Trouble Code B285A Symptom 4B set as History in the Memory Seat Module. Technician should be advised that engineering is aware of this issue and is working towards a resolution.
CHEVROLET
This Preliminary Information communication advises the technician not to replace any parts for Diagnostic Trouble Code B285A Symptom 4B set as History in the Memory Seat Module. Technician should be advised that engineering is aware of this issue and is working towards a resolution.
CADILLAC
This Preliminary Information communication provides information to the technician about Diagnostic Trouble Code B285A sys 4B found history in the memory seat module. Technician will need to reprogram the memory seat module with the latest calibrations in Tis2Web using Service Programming System.
Check vehicle applicability
3A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Cadillac | CTS ↗ | 2014 |
| Chevrolet | CORVETTE ↗ | 2014 |
| Chevrolet | IMPALA ↗ | 2014 |
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.