2019 GMC Sierra 1500 Technical Service Bulletins

1,754 technical service bulletins (TSBs) are on record for the 2019 GMC Sierra 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10151842Nov 14, 2018Electrical system. This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position.
• 10151841Nov 14, 2018Electrical system, Brakes. This Preliminary information communicates and issue with a customer concern of a SES MIL, Reduced Engine Power, Service Brake System, and/or Speed Limited message, a lack of brake assist making the brake pedal hard and DTC P0606. These issues can be caused by a low voltage conditions, but the EBCM incorrectly sets a DTC P0606 for a Control Module Processor Performance error. If the SI diagnostics are followed for…
• 10151840Nov 14, 2018Engine. 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
• 10151839Nov 14, 2018Body and structure, Equipment. This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001.
• 10151830Nov 13, 2018Body and structure, Visibility (wipers, defrost, mirrors). This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Technician will need to inspect for voids in the body sealer on the left or right side A-pillar. Technician should also inspect for voids in the body sealer at the cowl seam and apply sealer as necessary.
• 10151828Nov 12, 2018Transmission and drivetrain. This Preliminary information communicates to the dealer technician that the 10L80 transmission has been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly.
• 10155113Nov 9, 2018Electrical system, Equipment. This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns.
• 10151824Nov 8, 2018Electrical system. This Preliminary information communicates information to not make any repairs for momentary camera flicker when brake light, turn signal, or hazards are active with radio RPO IOR. GM engineering is working on a resolution for this concern. This PI will be deleted and a bulletin created when a repair is available.
• 10155101Nov 5, 2018Equipment. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
• 10151819Nov 5, 2018Electrical system. This Preliminary information communicates There maybe a concern of a DIC message saying Air Filter Life 0% replace now. The DIC message is triggered by a battery being disconnected and reconnected
• 10212569Nov 2, 2018Suspension, Electronic stability control. Service Update. Certain vehicles may have a front half shaft that missed the induction hardening on the inboard splines. Improperly heat treated front half shafts would have a shorter durability term. In the event a half shaft may fracture, there are expectations that noises would emanate from the front corner suspension region and continued use may cause damage to ancillary components. Dealers are to replace both…
• 10151818Nov 2, 2018Engine. 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
• 10155080Nov 1, 2018Equipment. This engineering informational bulletin is requesting information pictures of windshield, steering wheel and/or door trim panel for product issues covered under warranty.
• 10149066Oct 30, 2018Engine. This Preliminary information communicates that GM engineering is investigating the root cause of DTCs P24B3 and / or P24B5 setting.
• 10149064Oct 30, 2018Engine. 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
• 10149061Oct 30, 2018Electrical system, Equipment. This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve while engineering completes further investigation.
• 10149056Oct 29, 2018Brakes. This Preliminary information communicates an issues with a Service Brake Assist Message With DTC C053D or C058E and that engineering is working on updated software to correct this issue.
• 10149053Oct 29, 2018Electrical system. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a click, rattle or a squeak nose coming from the dash. Technician will use Service Information to locate the Accessory AC and DC Power Control Module located to the right of the steering column. Remove the power inverter module and apply two sided tape to the module bracket to insulate…
• 10149051Oct 29, 2018Electrical system, Engine. This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308 may set. Technician will inspect for lose sparkplug wire. If a spark plug wire is found lose check for a missing ?C? clip on the wire end for the ignition coil. If the clip is missing replace the wire.
• 10149050Oct 29, 2018Body and structure. This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues.
• 10150651Oct 24, 2018Equipment. 18338 - Service Update. Certain vehicles may have a linkage to the HVAC front defrost door that is not fully seated and it may disconnect over time. Inspect the defrost linkage and repair if the linkage is not fully seated.
• 10147400Oct 23, 2018Visibility (wipers, defrost, mirrors). This Preliminary information communicates an issue with the power folding outside mirrors not stopping at the correct location when the mirror is power folded. Repair is to perform a mirror reset.Engineering is working on an updated mirror pivot detent.
• 10147392Oct 19, 2018Brakes. This Preliminary Information communication provides information to the technician about vehicles that have a detent / click with a feel of increased resistance when the accelerator pedal is about ¾ of the way. The new accelerator pedal design has a built-in detent position near the last 1/4 of pedal travel. Dealer should communicate to the customer this is a normal operating characteristic of the vehicle and…
• 10147391Oct 19, 2018Equipment. This Preliminary information communicates normal radio display operation when shifting into reverse. Per FMVSS 111 an image must be displayed when shifted into reverse even when a vehicle is not equipped with a backup camera.
• 10147379Oct 12, 2018Engine cooling. This Preliminary information communicates to the dealer technician that there may be a possibleMis-build of the Diesel Exhaust Fluid (DEF) Injector if it was built before provided break point.
• 10147378Oct 12, 2018Engine cooling. This Preliminary information communicatesA vehicle may come in with a DTC P0011 set,A sticking oil control solenoid for the cam actuator.Since the L84/L87 is on exchange,(PIP5567)engineeringhas decided that we will authorize the replacement of the OCV valve bolt for P0011 DTC’s.
• 10147377Oct 12, 2018Equipment. This Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 110. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
• 10147375Oct 12, 2018Engine cooling. This Preliminary information communicates an issues with a SES MIL and DTC P1005. GM Engineering is working to root cause this issue.
• 10147374Oct 12, 2018Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, eventually the battery will drain. Technician may find following fuses F23DL F22DL F30DL F31DL F32DL with the ignition key in the off position to have voltage. Technician should…
• 10147373Oct 12, 2018Steering. This Preliminary information communicates information on ahydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
• 10150565Oct 10, 2018Equipment, Brakes. 18319 - Service Update. Certain vehicles may have the cotter key clip retainer missing from the front brake pad guide pin. Inspect front calipers and install the cotter pin if necessary.
• 10147362Oct 9, 2018Electrical system, Body and structure. This Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on the terminals.
• 10147352Oct 4, 2018Steering. This Preliminary information communicates to the dealer a conditionwhere a tick noise may be present inside a vehicle while driving. This may be the result of a deformed or improperly seated steering shaft seal allowing engine compartment sounds into the vehicle. Dealers are instructed to replace or reinstall the boot as needed and are informed the condition is being reviewed by engineering.
• 10150559Oct 1, 2018Transmission and drivetrain, Engine, Suspension, Wheels. 18309 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado and GMC Sierra vehicles may have a condition where the prop shaft bolts may not have been properly torqued to the front differential. Drivers will likely experience a vibration or clunking noise as the bolt(s) loosen when the vehicle is used in 4WD mode. If the vehicle continues to be driven after the vibration or clunking noise…
• 10147341Oct 1, 2018Brakes. This Preliminary information communicates and issue with acustomer concern of a SES MIL, Reduced Engine Power, Service Brake System, and/orSpeed Limited message,a lack of brake assist making the brake pedal hard andDTCP0606. These issues can be caused by a low voltage conditions, but the EBCM incorrectly sets a DTC P0606 for aControl Module Processor Performance error. If the SI diagnostics are followed for DTC…
• 10147334Sep 20, 2018Back-over prevention (rear camera), Body and structure. 18295 - Customer Satisfaction Program - Certain vehicles may have been built with an incorrect rear bumper. These vehicles will have the rear park assist sensors installed, but do not have the park assist option, so the sensors will not be operational. Replace rear bumper impact bar.
• 10145500Sep 19, 2018Electronic stability control. This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.
• 10145487Sep 14, 2018Electrical system. This Preliminary information communicateanissuewith theVideo Processing Control Module setting a false DTC U0020 and advises dealership to ignore it.
• 10145486Sep 14, 2018Suspension. This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related to damaged suspension components. Before any in-depth diagnostics are performed, be aware that various issues could occur if the vehicle has been modified and inform the customer…
• 10145483Sep 14, 2018Body and structure. This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do not rotate.
• 10145480Sep 13, 2018Electrical system. This Preliminary information communicates As part of our ongoing quality improvement efforts the Engine Control Module (ECM) E90 part numbers 12690383will be placed on a parts restriction through the Product Quality Center (PQC)This parts restriction will assist Engineering with product feedback
• 10145479Sep 13, 2018Brakes. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have issues were the customer will need increased effort to depress the brake pedal. Technician may find fluid in the brake booster and/or the booster vacuum line. Technician will need to replace Vacuum Pump, Brake Booster, Master Cylinder, Vacuum Pump Belt and the Vacuum Line…
• 10145478Sep 12, 2018Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Technician may find Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723. Technician should follow published Service Information…
• 10145477Sep 12, 2018Engine cooling. This Preliminary information communicates A vehicle may come into the dealer with a lean running concern and/or air leak noise from the PCV.The air rush or whistlingnoise is caused by the fixed orifice PCV.There is not a correction for this noiseand should be considered to be normal.
• 10145469Sep 10, 2018Other or unknown. This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.
• 10145467Sep 6, 2018Electrical system. This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve and of engineering investigation.
• 10145466Sep 6, 2018Engine cooling. This Preliminary information communicatesThe vehicle may come into a dealer with a check engine lamp with any of the followingDTC P3498 Cylinder 1 Deactivation Performance DTC P3499 Cylinder 2 Deactivation Performance DTC P349A Cylinder 3 Deactivation Performance DTC P349B Cylinder 4 Deactivation Performance DTC P349C Cylinder 5 Deactivation Performance DTC P349D Cylinder 6…
• 10144482Aug 30, 2018Body and structure, Latches, locks and linkages. This Preliminary information communicates steps to enable passive door unlocking.
• 10144469Aug 23, 2018Equipment. This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion.
• 10144462Aug 20, 2018Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.

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