WenmarOpen by Wenmar Pro

Service bulletins for the 2014 GMC Sierra

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.

3324 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
02-07-30-029Y2017-12-22. Service bulletin. STRUCTURE. This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).
PI1286A2017-12-22. Service bulletin. STRUCTURE:BODY:HOOD. This preliminary informational bulletin adds the 2016 model year to repair information to correct a customer concern of the hood fluttering, vibrating or displaying visible motion at highway speeds or over rough road surfaces.
PI0564I2017-12-22. Service bulletin. STRUCTURE. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
PIT52992017-12-22. Service bulletin. EQUIPMENT; STRUCTURE:BODY:TAILGATE. This Preliminary Information communication provides information to the technician about the tailgate emblem on certain 2014 model year Sierra trucks may have a condition where the rear emblem could come loose. Technician will need to replace the rear emblem.
PIT4250G2017-12-22. Service bulletin. EQUIPMENT; STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIT5209A2017-12-22. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION: BACK-UP ALARM; BACK OVER PREVENTION; STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that for no reason the alarm will go active. Technician will need to use a scan tool to verify that the alarm was activated by the inclination sensor. If the trigger is the inclination sensor, inspect the sensor's mounting location. Technician will need to relocate the sensor if it is attached to the driver's side lower Heater-Vent-Air Conditioning duct. Technician will need to reinstall the sensor to the top of the Body Control Module bracket.
PIT4250H2017-12-14. Service bulletin. STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIP5395C2017-11-14. Service bulletin. EQUIPMENT; STRUCTURE. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a lifter tick. If the noise is heard best at the fuel line and the sound will be real loud with a stethoscope. The fuel line will need to be replaced.
PIT5570A2017-11-14. Service bulletin. EQUIPMENT; STRUCTURE:BODY:TAILGATE. This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed.
12-08-51-002D2017-08-31. Service bulletin. STRUCTURE:BODY. This informational bulletin provides information on the proper ways to repair spray in bed liners and general information on the procedures around the spray in bed liners
PIT3227L2017-08-15. Service bulletin. STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIT5083A2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY; STRUCTURE:BODY:DOOR. This Preliminary Information communication provides information to the technician about vehicles with the inside door panel material appearing to be pulling back from the door panel backing. Technician will check the windows for aftermarket window tint. Since this failure is not the result of a manufacturer defect, it would not be considered for coverage under a General Motors Warranty.
PIP53382017-08-15. Service bulletin. SUSPENSION; STRUCTURE:FRAME AND MEMBERS. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
PIT4745B2017-08-15. Service bulletin. STRUCTURE:FRAME AND MEMBERS; WHEELS. This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel with 3M Rust Fighter I. After allowing the 3M Rust Fighter I to dry then apply several coats of Nox Rust X-121B undercoating Part number 12346501.
PIT54212017-08-15. Service bulletin. STRUCTURE. This Preliminary Information communication provides information to the technician that there was a temporary change to the frame coating on some vehicles. These vehicles will be painted with environmental coating rather than the normal frame wax. The environmental coated frames meet or exceed General Motors specifications for corrosion and no repair should be made.
PIT3227K2017-08-15. Service bulletin. STRUCTURE:BODY:TAILGATE. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
PI13382017-08-15. Service bulletin. STRUCTURE:BODY:DOOR. This preliminary bulletin provides a procedure to install foam at the front doors to redirect the water away from the door hinges during cold conditions and to correct the customers concern of the front doors are hard to open when cold.
PIT5308B2017-08-15. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; ELECTRICAL SYSTEM; ENGINE. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with the ignition off, Crank no start, Start and Stall, and vehicles equipped with the diesel engine, the blower motor may stay on after the engine is turned off. Technician may find Diagnostic Trouble Code P2537 and/or P129Dset. Technician will need to Use a voltmeter and check circuit 5985 at the Engine Control Module and Transmission Control Module. If no or low voltage is found, use the wiring diagram in Service Information and perform normal circuit diagnosis.
PIT55762017-08-15. Service bulletin. 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.
PIT54982017-08-15. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. This Preliminary Information communication advises the technician some tailgates may make contact with the bed with or without factory spray in bed liner. Engineering has released an updated tailgate to correct this concern.
PIC61792017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; STRUCTURE:BODY:DOOR. This Preliminary Information communication advises the technician that vehicles with front seat Regular Production Option Codes A52, AZ3, or B3F may comment about low treble, or excessive bass from the front door speakers. This is a normal design characteristic for this seat configuration. These vehicles lack a subwoofer.
PIT55492017-08-15. Service bulletin. EQUIPMENT:MECHANICAL; STRUCTURE. This Preliminary information communicates a customer concern ofSIR light on with any DTC set in the SDM. During diagnostics a technician may find water in the SDM connector and is unable to locate a leak path. Dealer is instructed to inspect X150 connector for being broken allowing water into the body harness. Dealer to repair affected connector or harness as needed.
PIT3227M2017-08-15. Service bulletin. STRUCTURE:BODY:TAILGATE. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIT52252017-08-15. Service bulletin. AIR BAGS:SIDE/WINDOW; STRUCTURE:BODY:DOOR. This Preliminary Information communication provides information to the technician about vehicles that have a front side door window belt molding retainer bolt is corroded. Technician will need to replace the bolt with part number 11515397 and apply Red Thread Adhesive part number 89021297.
PIT52172017-08-15. Service bulletin. STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT. This Preliminary Information communication provides information to the technician about vehicles that the rear sliding glass being inoperative or noisy when operated. Technician should replace the rear sliding window regulator assembly.

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