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Service bulletins for the 2019 Chevrolet Suburban

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
16NA1092019-09-23. Service bulletin. STEERING. This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
PIP5407A2019-09-16. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner guide. If oil pump face is damaged and or worn thru replace oil pump. Inspect bearings for damage wear due to debris from oil pump.
PIP5630B2019-09-16. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not. If bearings are OK Then change oil pump.
PIP5573B2019-09-16. Service bulletin. POWER TRAIN. This Preliminary information communicates to the dealer technician that the torque converters for the 10L80 and 10L90 10 speed transmission are on restriction through the Product Quality Center. Dealers are advised to contact the Product Quality Center if diagnostics has lead to replacement of the transmission torque converter.
PIT5288G2019-09-16. Service bulletin. STEERING; VISIBILITY; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information center, service tire pressure system, no audio, touch screen Inoperative, Steering Wheel Controls Inoperative, Service Stabilitrak, rear power windows inoperative, rear wiper inoperative, and or a dead battery. Technician may find Diagnostic Trouble Codes B3101, B144C, C0710, C0544, U1548, U1549, U154A, U0151, U0126, U0415, U0077, U0028 and/or U0029. Technician should inspect the left instrument panel for the wire harness being pinched. Technician will need to repair the wire harness and reroute the wire harness.
PIT5572C2019-09-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This Preliminary information communicates a Service Adaptive Cruise With DTC C018C SYM3A After Replacing K14 Distance Sensing Cruise Control Module and provides tips for completing all necessary steps and to contact TCSC if configuration does not complete correctly.
PIC6086F2019-09-16. Service bulletin. VISIBILITY. This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance that may be found on the inside windshield surface, and appears to be leaking from the rear view mirror area. Technician will remove the moisture sensor and clean the glass and mounting bracket with alcohol wipe. If the gel separates from the sensor the sensor will need to be replaced.
19NA1532019-08-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
19NA1372019-08-26. Service bulletin. PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin provides a procedure to add PET tape to the brake cables if the cause of the customers concern.
19NA0102019-08-26. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image.
PI1344C2019-08-19. Service bulletin. POWER TRAIN. This preliminary informational bulletin adds the 2016 model year to diagnostic tips and repair information to correct a customer concern of reduced acceleration at low speed and/or transmission slipping from a launch, DTC P0751 set.
990089019R2019-08-19. Service bulletin. EQUIPMENT. This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
PIP56632019-08-12. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary information communicates AFM / DFM usage Information. providing additional information on the AFM and DFM systems
PIT5448E2019-08-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.
PIP5477L2019-08-12. Service bulletin. POWER TRAIN. This Preliminary information communicates to the dealer technician that the 10L90 and 10L80 transmissions part restriction has ended.
PIP5606D2019-08-12. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). As information comes in the Pi will be updated and when the final repair is out this this PI will be changed to a Bulletin
PIT5622A2019-08-12. Service bulletin. BACK OVER PREVENTION. This Preliminary information communicates instructions dealer to inspect for a broken or damaged side objector sensor/module bracket if there is a "Side Detection System Unavailable" message displayed at startup.
PIP5630A2019-08-12. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not. If bearings are OK Then change oil pump.
PIT5535D2019-08-12. Service bulletin. LANE DEPARTURE. This Preliminary Information communication provides information to the technician about vehicles that may have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble Code B1008 Sym 4B set. Technician will need to check the windshield to ensure it is not aftermarket. Technician will also check for anything that may impair the front view camera and ensure the camera is properly mounted.
1308116001E2019-07-29. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. 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.
100845001G2019-07-29. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
090604026Q2019-07-29. Service bulletin. ENGINE; EQUIPMENT. This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
060847001O2019-07-29. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
050604022Q2019-07-29. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
000601012J2019-07-29. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

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