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Service bulletins for the 2018 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.

1255 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
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.
19NA1362019-07-29. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin provides a procedure to change the diff fluid if found the cause of the customers concern.
19NA1252019-07-29. Service bulletin. EQUIPMENT. This informational bulletin provides information for dealers/technicians and customers on possible carpet color mismatch.
17NA3082019-07-29. Service bulletin. EQUIPMENT. This technical bulletin provides repair information to correct a customer concern of carpet damage, seat mounting stud wear through, hole in second row (Intermediate) carpet.
16NA2222019-07-29. Service bulletin. EQUIPMENT. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
PIT5586C2019-07-08. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls (SWC) not illuminated, Turn Signal no audible feedback, HVAC controls inoperative. During diagnostics a technician may find any of the following DTC's: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164, U0184, U0186, U0198, U0422. Dealer is instructed to check Serial Data Gateway Module X2 connector for terminal concerns and repair as needed.
16NA1192019-07-01. Service bulletin. EQUIPMENT. This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
080089014E2019-07-01. Service bulletin. EQUIPMENT. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
PIP5632A2019-06-10. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIP5226C2019-06-10. Service bulletin. EQUIPMENT; ENGINE. This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
PIC63602019-06-03. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicles that the Navigation radio does not have a global positioning system location but OnStar is able to accurately locate the vehicle. Technician should check the installation of the COAX cables to be router correctly. Technician will gain access to the Radio or Human Machine Interface depending on the vehicle build. Install the EL-50334 test antenna to the Radio HMI and evaluate the operation. If the GPS signal is restored, inspect for incorrect coax routing as described above and if found, reroute the cable so it does not bypass the splitter.
PIT5564B2019-06-03. Service bulletin. EQUIPMENT. This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set.
19NA0722019-05-28. Service bulletin. LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians on Rear Compartment Floor Stowage Compartment Cover Handle Availability as Service Part.
1008110001H2019-05-20. Service bulletin. EQUIPMENT. This informational bulletin provides information on proper use of floor mats.
030729004L2019-05-20. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT. This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
17NA2672019-05-20. Service bulletin. TIRES; EQUIPMENT. This informational bulletin provides information for 22" accessory wheel/tire usages.
17NA1662019-05-20. Service bulletin. ENGINE; EQUIPMENT. This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.
17NA1532019-05-20. Service bulletin. EQUIPMENT; STRUCTURE:BODY:HATCHBACK/LIFTGATE; STRUCTURE. This informational bulletin provides information and operating tips for the hands free lift gate.
150603002G2019-05-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
040601029I2019-05-13. Service bulletin. EQUIPMENT. This informational bulletin explains the importance of maintaining the vehicle.
000601012H2019-05-13. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
1008110001G2019-04-22. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on proper use of floor mats.
150601002H2019-04-22. Service bulletin. EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
110089005N2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
100845001F2019-04-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".

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