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.
Manufacturer communications
3Original wording in English
BUICK, CHEVROLET
Reported code forms U151B
This technical bulletin provides a procedure to replace the sunroof window motor for vehicles with the condition of sunroof or sunshade inoperatice and DTC U151B
BUICK, CHEVROLET
Reported code forms U151B
This preliminary informational bulletin provides repair information to correct a customer concern of sunroof or sunshade inoperative, and technician may find DTC U151B set.
BUICK, CHEVROLET
Reported code forms U151B
Engineering Information – Sunroof or Sunshade Inoperative, DTC U151B Set Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this EI. Some customers may comment that…
Check vehicle applicability
7A 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.
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.