WenmarOpen by Wenmar Pro

Service bulletin PIT6002

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10236153
Published by NHTSA2023-05-15
Manufacturer's numberPIT6002
Manufacturer's date2023-04-17
NHTSA componentEXTERIOR LIGHTING

NHTSA's summary

This Preliminary information communicates concerns with dtc U1521 after replacing the headlamp

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Lighting

Trouble codes named

U1521

Vehicles listed
BUICK ENCLAVE2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20141652014-05-07. Lights And Instruments

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
01-08-42-001Q2025-02-11. Service bulletin. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
22-NA-2442024-05-30. Warranty extension. This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
PIT6002A2024-03-18. Service bulletin. This Preliminary information communicates concerns with dtc U1521 after replacing the headlamp
02-08-42-001J2024-01-19. Service bulletin. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
PIP4964E2023-12-04. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.
120941002B2023-12-04. Service bulletin. Passenger Presence System (PPS) May Command Seat Belt Reminder Chime Passenger Airbag Indicator On When Electronic Devices or Conductive Objects are Placed on Front Passenger Seat
1209410022023-12-04. Service bulletin. Passenger Presence System (PPS) May Command Seat Belt Reminder Chime Passenger Airbag Indicator On When Electronic Devices or Conductive Objects are Placed on Front Passenger Seat
01-08-42-001P2023-05-09. Service bulletin. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
01-08-42-001O2023-02-28. Service bulletin. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
010842001N2021-08-09. Service bulletin. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.