WenmarOpen by Wenmar Pro

Service bulletins for the 2015 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.

3109 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Lighting are shown. Show all

Bulletins, newest first
PI14382018-05-07. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. This preliminary informational bulletin provides diagnostic tips for a customer concern of Malfunction Indicator Lamp (MIL) intermittently illuminated, and technicians finding DTCs P013B, P013D, P167E, P0171 or P0174 set.
01-08-42-001J2018-05-07. Service bulletin. EXTERIOR LIGHTING. This informational bulletin explains condensation in exterior lights and replacment guidelines for warranty replacement.
PIP4138Q2018-02-21. Service bulletin. EXTERIOR LIGHTING. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308. If published Service Information diagnostics does not isolate the cause of this concern technician should check for a worn camshaft lobe and/or lifter roller, a sticking valve, valve leakage, a broken valve spring, and a collapsed active fuel management lifter.
PIT5412C2018-02-21. Service bulletin. STRUCTURE; EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING:HEADLIGHTS:SWITCH. This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. There may be a diagnostic trouble code B2575 and or a B2699 set in the body control module. Technician will need to contact the snowplow manufacturer for additional information on their headlight changeover system. Technician is to refer to the latest version of the General Motors up-fitter integration bulletin 116 for additional information these circuits. Technician can find this information at http://www.gmupfitter.com/, under the "Technical Bulletin" Tab and then "Show all bulletins."
PIP5308B2018-02-21. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE; EXTERIOR LIGHTING. This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead to an oil pump replacement. Technician should replace the oil pump. If debris is found, the main and rod bearings should be inspected before engine replacement is considered.
PIT5314B2018-01-16. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. This Preliminary Information communication provides information to the technician about vehicles that have installed an aftermarket bed cap or topper may question where they can wire in the center high mounted stop light for the cap or topper. Provisions for the center high mounted stop light have been provided at the Rear Body Junction Block (X63A) connector X6 terminal 1 for 2014-2015 model years. For vehicle model years 2016-2017 provisions for the center high mounted stop light have been provided at connector X400 terminal 4, circuit 1054.
PI12682017-12-22. Service bulletin. EXTERIOR LIGHTING. This preliminary bulletin explains that the customers concern of the rear seat entertainment dome lamps when the turn signals or brakes are used, engineering is aware of the condition and are working on a resolution.
02-08-42-001I2017-08-31. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING:BRAKE LIGHTS; EXTERIOR LIGHTING:BACK UP LIGHTS. This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not
01-08-42-001K2017-08-31. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. This informational bulletin provides information on exterior lamp condinsation and replacement guidelines
PIT5374B2017-08-15. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING:HEADLIGHTS. This Preliminary Information communication provides information to the technician about vehicles with poor headlight performance when driving in very dark rural areas. Technician should perform normal diagnostics first. If no issue found or the customer is still has complaint the Body Control Module for vehicles built before 12/23/14 at Flint Assembly (11th Vehicle Identification Number Digit "F"), 1/13/15 at Silao Assembly (11th Vehicle Identification Number Digit "G") or 1/16/15 at Ft. Wayne Assembly (11th Vehicle Identification Number Digit "Z"). Technician should replace both headlights with part number 23342527. After the headlights are replaced a headlamp aiming procedure should be performed.
PI1268A2017-08-15. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. This preliminary informational bulletin provides repair information for a customer concern of dome lamps flash/flicker on and off when operating brake pedal or turn signal.
15-08-70-0012017-08-15. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT. This technical bulletin provides repair information to correct a customer concern that the driver's outside wide load mirror turn signal is too bright.
15-08-42-0012017-08-15. Service bulletin. EXTERIOR LIGHTING. This informational bulletin communicates GM's position on exterior lighting components ?tinted or smoked? by an outside vendor.
PIT5412B2017-08-15. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. There may be a diagnostic trouble code B2575 and or a B2699 set in the body control module. Technician will need to contact the snowplow manufacturer for additional information on their headlight changeover system. Technician is to refer to the latest version of the General Motors up-fitter integration bulletin 116 for additional information these circuits. Technician can find this information at http://www.gmupfitter.com/, under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT53142017-08-15. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication provides information to the technician about vehicles that have installed an aftermarket bed cap or topper may question where they can wire in the center high mounted stop light for the cap or topper. Provisions for the center high mounted stop light have been provided at the Rear Body Junction Block (X63A) connector X6 terminal 1.
PIT5412A2017-08-15. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. This Preliminary Information communication provides information to the technician of the snow plow headlamps inoperative after switching from the factory headlamps to the snowplow headlamps. There may be a diagnostic trouble code B2575 and or a B2699 set in the body control module. Technician is to refer to the latest version of the General Motors up-fitter integration bulletin 116 for additional information these circuits.
PIT52742016-06-13. Service bulletin. EXTERIOR LIGHTING. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIT-54122016-01-22. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. GMC/CHEVROLET: THE HEADLIGHTS ON SOME SNOW PLOW EQUIPMENT BECOMES INOPERATIVE AFTER SWITCHING FROM FACTORY TO SNOW PLOW USAGE. MODEL 2014 SILVERADO 1500, 2014 SILVERADO, 2014 SIERRA 1500, 2015 SIERRA. *PE
PIT5374A2015-07-22. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. GENERAL MOTORS 2014-2015 GMC SIERRA, GMC SIERRA 1500: SOME VEHICLES ARE EXPERIENCING POOR HEADLIGHT PERFORMANCE WHEN DRIVING IN RURAL DARK AREAS. *LJ UPDATED 1/22/16. *PE
PIT53742015-07-22. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. GENERAL MOTORS 2014-2015 GMC SIERRA, GMC SIERRA 1500: INFORMATION REGARDING POOR HEADLIGHT PERFORMANCE WHEN DRIVING IN VERY DARK RURAL AREAS. *LJ

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