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Service bulletins for the 2019 Chevrolet Blazer

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
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.
N1922086402019-05-13. Service bulletin. ENGINE. N192208640 - Service Update. Certain vehicles may have a condition where the engine may run rough or hesitate and eventually the vehicle may also stall and not restart. Dealers will inspect the ground terminal and harness, and repair as necessary.
1008110001G2019-04-22. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on proper use of floor mats.
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".
090089002Q2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
070849020P2019-04-22. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
060089029O2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
050604022P2019-04-22. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. 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.
040089053G2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
030846004V2019-04-22. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better understanding of any field concerns that may develop.
030089006Q2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
19NA0592019-04-22. Service bulletin. STEERING:GEAR BOX (OTHER THAN RACK AND PINION); EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin provides repair information to correct a customer concern of hearing a rubbing/popping noise from the front of vehicle during sharp turns at low speed.
19NA0482019-04-22. Service bulletin. POWER TRAIN. This technical bulletin provides a procedure to replace the Transmission Shifter Cable if found the cause of the customers concern.
19NA0442019-04-22. Service bulletin. ENGINE. This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
19NA0432019-04-22. Service bulletin. EQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER. This technical bulletin provides repair information to correct a customer concern of HVAC concerns while in auto mode.
PIT5655A2019-04-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary information communicates that a customer may complain of when a Bluetooth call is received the ringing will be continuous for the rest of the drive cycle . It may be noted that this only seems to occur when using an Android device on OS 9.0. This may be caused by a software concern in the phone. The dealer is instructed that the phone manufacturer is working on a software update to resolve the concern.
PIT56632019-04-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This PI was written to inform dealers of a condition where a "Climate off" message will be displayed on the screen even thought the HVAC system is fully operational. Dealers are also informed that engineering is working on a solution
PIT56592019-04-08. Service bulletin. SEATS. This Preliminary information communicates that a vehicle may be brought to the dealer with a complaint that the driver's side power seat will not move at times. The dealer technician may find a code B3920. The technician is instructed to inspect the seat harness beneath the driver's seat for being pinched between the memory seat module bracket and the seat frame tube. If damage is found to the harness the technician is instructed to repair or replace the harness as needed and reroute it to avoid future damage to the harness.
18NA0992019-03-25. Service bulletin. EQUIPMENT. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
120601003C2019-03-25. Service bulletin. ENGINE. This Bulletin Provides Information for Repairing Engine Front Cover Oil Leak, Sealing Surface Preparation and Applying RTV Sealant.
120089002C2019-03-25. Service bulletin. EQUIPMENT. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
110849001Y2019-03-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off.
090089016F2019-03-25. Service bulletin. EQUIPMENT. This warranty nonadministrative bulletin provides information on the proper use of the labor operation 0600014.
090089002P2019-03-25. Service bulletin. EQUIPMENT. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.

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