Service bulletins for the 2011 Buick LaCrosse
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.
1641 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Transfer case are shown. Show all
| 060089026N | 2018-06-04. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:BODY:DOOR; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); VISIBILITY:WINDSHIELD; ELECTRONIC STABILITY CONTROL (ESC). This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated. |
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| PI-0181A | 2011-03-08. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). BUICK: CORRECT TRANSFER CASE (PTU) VENT HOSE ROUTING. TRANSFER CASE VENT HOSE MAY HAVE BEEN ROUTED INCORRECTLY DURING ASSEMBLY. IF THE TRANSFER CASE VENT HOSE IS ROUTED INCORRECTLY, AND DEPENDING ON WHERE IT IS MISROUTED, A CUSTOMER MAY COMMENT ON A PASSENGER COMPARTMENT ODOR OR A SLIGHT FLUID LEAK UNDER THE VEHICLE. *PE UPDATED 5/31/11. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.