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Service bulletins for the 2016 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.

1240 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
17-NA-1032017-08-15. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. This informational bulletin explains how the airbag electrical connector may not be installed completely and may need to be re connected to correct the codes the were set.
16-NA-3552017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. this informational bulletin provides Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications to Control GM Accessory Remote Start Kits.
16-NA-0422017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL. ?
15-06-03-002F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
11-00-89-005K2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
10-08-110-001F2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on proper use of floor mats.
03-06-03-004U2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
PIT5236G2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will check Global Warranty Management system for customer satisfaction program 15086 status. If the status of the customer satisfaction program 15086 was not completed follow the steps to get the Telematics Communication Interface Control Module replaced. If the status of customer satisfaction program 15086 is found completed contact General Motors Technical Assistance Center OnStar group for further assistance.
PIP5331B2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician that some vehicles may have rattle, tick, or knock type noise. If there are any drivability concerns they should be addressed prior to the following diagnostic progression. Technician will take a sound file or video with sound of the noise prior to dis-assembly. Technician may find this noise hard to isolate to one area in the engine. There are four different steps to take to diagnosis the concern. Technician will perform injector diagnosis to ensure there are no leaking injectors causing a noise due to excessive fuel in any one cylinder. Replace any out of specification injectors the reevaluate for the noise. Technician will remove the intake manifold and visually inspect for excessive carbon on the intake valve stems and top of the valve causing noise. If carbon is present then follow the latest version of PIP5029 to clean the valves or replace heads as needed. Technician will remove the cam cover of the affected bank (both if needed) to inspect for soft or spongy stationary hydraulic lash adjusters. Push down on the rocker end at the stationary hydraulic lash adjusters to test for soft or spongy. If soft or spongy stationary hydraulic lash adjusters are found, carefully remove the affected head and inspect the oil passage below the head gasket for debris. If debris is found, inspect the camshaft caps for wear or discoloration due to lack of oil. During inspection if wear or discoloration is found then replace the cylinder head assembly with camshafts. If there is no wear or discoloration, clean the oil passages and replace the head gasket. Technician will use chassis ears or a stethoscope; listen to the right and left side of the engine. Once the noise is isolated or if unable to isolate, remove the piston and rod assemblies from the affected bank(s) to inspect for either; a loose rod bushing in the rod, or a loose wrist pin in the bushing. If this is found, replacing the piston an
PIP4992C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician some vehicles may have a drive motor generator, battery control module and cooling fan may become inoperative due to low system voltage. There may have been a charging system message, battery warning lamp or service hybrid system message displayed and may have Diagnostic Trouble Code P0C32 and or P0A7E. If the voltage level drops to a predetermined level approximately 9 direct current volts use Global Diagnostic System 2 to command the battery pack cooling fan motor on to make sure it operates. If the fan does not operate it will need to be replaced. Technician may need to run the vehicle through several drive cycles to ensure that there is not another root cause for the low voltage condition. Technician will need to reprogram the generator control module.
PIC61872017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication advises the technician that some vehicles intermittently the favorites saved from a USB drive or SD card are grayed out and not selectable. Please communicate to the customer that we apologize for this inconvenience and that General Motors is currently evaluating this concern.
PIC61862017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician that some vehicles may have a radio that turns on unwanted at start up. If the radio was shut off before the vehicle was shut off and at start up the radio turns on, please communicate to the customer that we apologize for this inconvenience, and that General Motors is working on a solution for this concern.
PIT5268A2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician that some vehicles may have a radio display that is covered when the radio station favorites list is maximized. This is a normal operating characteristic and no repair attempt should be made. The hidden screen functions will operate again after the user minimizes the favorites list by dragging it to the bottom of the display.
PIP53852017-08-15. Service bulletin. FUEL SYSTEM, GASOLINE. This Preliminary Information communication provides information to the technician with the steps to diagnose and repair vehicles that may have Service Engine Soon lamp or reduced engine power message came on and was cleared after cycling the key. Also technician may find a P228C set as current or history, and a prior history of High Pressure Fuel Pump replacement, and the customer has been using E85 fuel. If the Diagnostic Trouble Code is current follow Service Information instruction for the repair. If the code is set in history and there are no current drivability concerns take a large fuel sample and let it sit for a couple of hours looking for contamination. Verify the fuel pressure using a scan tool the actual and desired fuel pressures are very close to the same. If contamination is found in the tank then completely flush the fuel system and add e-10 fuel. Also remove the high pressure fuel pump inlet line from both ends. Using regulated air down to about 60 pounds per square inch or lower, blow through the inlet side of this pipe / hose. Inspect for restriction in the check valve built into this hose. If restricted then replace the pipe run a tank of premium fuel through the vehicle and reevaluate the concern.
PIC5520T2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician the drive motor generator battery module is being placed on restriction through the General Motors Technical Assistance Center. Technician will need to call General Motors Technical Assistance Center for further assistance.
PIP5232C2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the coil grounds ring terminal at the engine block for the bank with the concern and repair the wire.
PIC61772017-08-15. Service bulletin. EQUIPMENT. This Preliminary Information communication provides the technician with information on vehicles with navigation radio Regular Production Option Code IO6 or UY4 that defaults to West Virginia instead of Virginia on a manual entry. General Motors engineering is currently working on a solution for this concern.
PIC61762017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician when the radio display is continuously flashing on and off every five seconds the Human Machine Interface will need to be replaced.
15-00-89-0052017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).
PI15212017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STEERING; POWER TRAIN. This preliminary informational bulletin provides repair information to correct a customer concern of loss of power steering assist, hard to steer, and/or "Service Power Steering" message on in DIC.
10-08-110-001D2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on the proper use of GM floor mats.
00-06-01-026G2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
07-00-89-037H2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on courtesy transportation and roadside assistance programs.
09-09-40-001C2017-08-15. Service bulletin. SEAT BELTS:FRONT:BUCKLE ASSEMBLY; SEAT BELTS. This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button sticking.
13-08-116-001B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.