U1345

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

• PIP5934 - COMMUNICATION
  CHEVROLET: This preliminary information communicates the possibility of dtc U060F or U1345 being set as current or history and clearing the codes then evaluating to confirm they do not return engineering investigating root cause of condition
• PIC6463 - ELECTRICAL SYSTEM
  CHEVROLET: This preliminary information communicates to the dealer if a vehicle comes in for an mil or a message with dtc U1345 engine control module lin bus 1 (or bus 21) and/or dtc U135A that engineering is working on the issue and to clear the code
• 19NA215 - STRUCTURE
  CHEVROLET: This technical bulletin provides repair information to correct a customer concern of service engine soon (ses) lamp illuminated, and technician finding dtc U1345 set.
• PIT5609A - ENGINE AND ENGINE COOLING
  CHEVROLET: This preliminary information communicates ses lamp with dtc U1345. Inspect connection at the upper and lower aero shutters for water. Clean and repair as needed.
• PIT5609 - ELECTRICAL SYSTEM
  CHEVROLET: This preliminary information communicatesses lamp with dtc U1345. Inspect connection at the upper and lower aero shutters for water. Clean and repair as needed.