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Service bulletins for the 2015 Chevrolet Silverado

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.

3099 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
PIT5391B2016-10-21. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT HAVE A NO CRANK OR A START AND THEN IMMEDIATE STALL, SERVICE ENGINE SOON MALFUNCTION INDICATOR LAMP MAY NOT BE ON WHEN THE IGNITION IS IN THE RUN POSITION. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES P0513 AND OR P262B MAY ALSO BE SET. TECHNICIAN WILL PULLED THE DRIVER SILL PLATE AND INSPECT THE WIRING FOR DAMAGED OR CORRODED CIRCUITS. TECHNICIAN WILL REPAIR ANY DAMAGED OR CORRODED CIRCUITS.
PIT5359A2016-10-21. Service bulletin. ELECTRICAL SYSTEM. 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 NOT REPLACE THE TRANSFER CASE CONTROL MODULE. TECHNICIAN WILL NEED TO INSTALL A DIODE, PART NUMBER 12112422, ACROSS THE COIL OF THE SOLENOID. IT IS IMPORTANT THAT THE STRIPED END OF THE DIODE BE CONNECTED TO THE POSITIVE TERMINAL OF THE COIL AND THE OTHER END OF THE DIODE BE CONNECTED TO GROUND.
PIT5308A2016-10-21. Service bulletin. ELECTRICAL SYSTEM. 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, 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 SET. 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. TECHNICIAN WILL NEED TO INSPECT FOR HIGH RESISTANCE OR OPEN IN CIRCUIT 5985 IS UNDER THE DRIVER’S SILL PLATE AND REPAIR AS NEEDED.
PIT5307D2016-10-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM; SUSPENSION. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A SERVICE ENGINE SOON MALFUNCTION INDICATOR LAMP, ANTILOCK BRAKING SYSTEM MALFUNCTION INDICATOR LAMP, SERVICE SUSPENSION SYSTEM MESSAGE, MISFIRE, HESITATION, NO CRANK, HEATER-VENT-AIR CONDITIONING INOPERATIVE. TECHNICIAN MAY FIND F11UA, F104UA, F35UA, AND OR F60UA BLOWN. TECHNICIAN SHOULD INSPECT THE ENGINE HARNESS NEAR THE VACUUM PUMP PULLEY TO BE CHAFING. TECHNICIAN WILL NEED TO REROUTE THE WIRE HARNESS AND REPAIR AND DAMAGED WIRES.
PIT5074J2016-10-21. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE USE OF J-35616-64B TERMINAL TEST PROBE, REPLACEMENT TERMINALS, AND TERMINATED LEADS. THE J-35616-64B IS THE LATEST TEST PROBE RELEASED FOR CHECKING TENSION OR PROBING THE .64 SERIES TERMINALS. THE TEST PROBE TERMINAL HAS BEEN RELEASED IN THE TERMINAL REPAIR KIT (J-38125-620H) LOCATED IN LEAR TRAY 7 PART NUMBER 963716-2. THERE ARE 5 TERMINATED LEADS IN A PACKAGE PART NUMBER IS 13505346, WHICH CAN BE ORDERED THROUGH YOUR NORMAL GENERAL MOTORS CUSTOMER CARE AND AFTERSALES PARTS CHANNEL
PIC61982016-10-20. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF A DEAD BATTERY AFTER LEAVING THE VEHICLE DURING A BLUETOOTH CALL.
140089004B2016-10-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION FOR IGNITION KEY, FOB, KEY TAGS AND KEY RINGS CONFIGURATION FOR VARIOUS VEHICLES AND APPLYING A QR CODE STICKER OR BARCODE STICKER TO THE FOB.
110849001S2016-10-19. Service bulletin. ELECTRICAL SYSTEM. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REMOVE THE TRANSPORT MODE ON MESSAGE DISPLAYED IN THE DIC DUE TO VEHICLES SHIPPED OVER LONG DISTANCES OUTSIDE THE U.S. AND CANADA.
030603004R2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY.
16NA2412016-10-14. Service bulletin. ELECTRICAL SYSTEM. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO CHECK THE CYLINDERS FOR DAMAGED PISTONS AND DETERMINE IF THE USE OF AFTERMARKET CALIBRATIONS OR PERFORMANCE PARTS MAY BE THE CAUSE.
11-08-49-001Q2016-10-03. Service bulletin. ELECTRICAL SYSTEM. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE IDENTIFICATION OF VEHICLES THAT ARE SHIPPED WITH THE TRANSPORT MODE ON AND HOW TO TURN IT OFF.
PIT55112016-10-03. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A DIM DRIVER INFORMATION CENTER WHEN THE INTERIOR OF THE VEHICLE IS HOT FROM A SUN LOAD OR EXTENDED HEATER OPERATION. THE DRIVER INFORMATION CENTER IS DESIGNED TO DIM WITH HIGH TEMPERATURE EXPOSURE. THIS IS DONE TO PROTECT THE DRIVER INFORMATION CENTER FROM DAMAGE.
PIT55092016-10-03. Service bulletin. ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLE THAT MAY HAVE A "CHECK TRAILER WIRING" OR "SERVICE TRAILER BRAKE SYSTEM” MESSAGE ON THE DRIVER INFORMATION CENTER WHEN A TRAILER IS CONNECTED TO THE VEHICLE. DIAGNOSTIC TROUBLE CODE C1114 SET IN THE CHASSIS CONTROL MODULE. CHASSIS CONTROL MODULE HAS TO DETERMINE THE TYPE OF TRAILER BRAKE SYSTEM THAT IS BEING USED. THE CHASSIS CONTROL MODULE CAN BE SENSITIVE TO A VARIETY OF TRAILER WIRING ISSUES. THE TECHNICIAN WILL NEED TO MAKE A TRAILER TESTER USING ELECTRIC TRAILER BRAKE MAGNETS AND 7-WAY TRAILER CONNECTOR TO DETERMINE IF IT IS A VEHICLE OR TRAILER ISSUE. IF THE CONCERN IS NOT DUPLICATED WITH THE TESTER INSTALLED, THE VEHICLE IS OPERATING CORRECTLY AND THE FOCUS SHOULD BE ON THE TRAILER WIRING OR 7 WAY CONNECTOR.
PIP5094A2016-09-26. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT ,WHEN TESTING ANY CIRCUIT FOR OPEN OR RESISTANCE, IT IS IMPERATIVE THAT ALL RELATED TERMINAL PIN FIT AND TENSION BE CHECKED WHEN THE TEST STEPS REQUIRE DISCONNECTION OF THE CONNECTOR OR COMPONENT, PRIOR TO ANY COMPONENT REPLACEMENT. ALWAYS USE THE RECOMMENDED TERMINAL TEST TOOL DURING THESE TESTS.
PIT5311B2016-09-21. Service bulletin. ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; ELECTRICAL SYSTEM:WIRING. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE AN INTERMITTENT "CHECK TRAILER WIRING" OR "SERVICE TRAILER BRAKE" MESSAGE ON THE DRIVER INFORMATION CENTER. TECHNICIAN WILL INSPECT AND CLEAN THE GROUND WIRE (NORMALLY WHITE WIRE) CONNECTION ON THE TRAILER SIDE OF THE 7-PIN CONNECTOR. INSPECT THAT THE WIRES INSIDE THE TRAILER SIDE CONNECTOR ARE CLEAN AND SECURELY FASTENED. IF THE VEHICLE’S 7-WAY CONNECTOR SOCKET TERMINALS ARE DEFORMED OR HAVE EXCESSIVE WEAR, IT WILL BE NECESSARY TO REPLACE THE TRUCK SIDE CONNECTOR FROM GENERAL MOTORS CUSTOMER CARE AND AFTERSALES ALONG WITH THE TRAILER'S 7-WAY CONNECTOR PLUG.
SB-140562016-09-21. Service bulletin. ELECTRICAL SYSTEM:WIRING; SERVICE BRAKES, ELECTRIC. 14056 - MESSAGE NO BULLETIN. CERTAIN VEHICLES, EQUIPPED WITH THE TRAILERING PACKAGE (RPO Z82 WITHOUT RPO JL1), WERE SHIPPED TO DEALERS WITHOUT THE ELECTRIC BRAKE CONTROLLER WIRE HARNESS. THE MISSING HARNESSES ARE BEING SHIPPED TO DEALERS FROM THE WARRANTY PARTS CENTER (WPC) FOR VEHICLES IN DEALER INVENTORY. THIS SHIPMENT WILL BEGIN MARCH 1, 2014, VIA UPS 3-DAY SHIPPING. IF A VEHICLE ASSIGNED TO YOU HAS BEEN SOLD OR DEALER TRADED, PLEASE MAKE ARRANGEMENTS TO PROVIDE THE CUSTOMER OR DEALER WITH THE HARNESS. GM WILL MAIL THE HARNESS TO CUSTOMERS OF RECORD.
PIT-5301-A2016-08-25. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT DIAGNOSTIC TROUBLE CODE B127E IN THE HUMAN MACHINE INTERFACE WITH REGULAR PRODUCTION OPTION CODE U42 OR UWG WILL BE CURRENT WHEN PLAYING A DVD OR BLU-RAY ON THE INTEGRATED CENTER STACK DISPLAY. WHEN THE DISC IS EJECTED THE DIAGNOSTIC TROUBLE CODE WILL BE HISTORY. IF THE DIAGNOSTIC TROUBLE CODE B127E REMAINS CURRENT AFTER EJECTING THE DISC FOLLOW SERVICE INFORMATION DIAGNOSTIC PROCEDURE INSTRUCTIONS FOR B127E WITH REGULAR PRODUCTION OPTION CODE U42 OR UWG.
CSP-14284-A2016-08-18. Service bulletin. ELECTRICAL SYSTEM. 14284A – CUSTOMER SATISFACTION PROGRAM (POPULATION INCREASED, EXPIRATION DATE EXTENDED, PART INFORMATION REVISED). VEHICLES VEHICLES EQUIPPED WITH THE AUXILIARY SWITCH BANK OPTION MAY HAVE AN ELECTRICAL ISSUE CREATED WHEN ONE OR BOTH UPFITTER FUSES USED FOR THE INSTRUMENT PANEL MOUNTED AUXILIARY SWITCH BANK ARE MOVED FROM THE BATTERY FEED TO THE IGNITION FEED POSITION. IF THE FUSE POSITIONS ARE ALTERED, THE ENGINE COULD CONTINUE TO RUN AFTER THE IGNITION SWITCH IS TURNED OFF. THERE COULD ALSO BE AN INADVERTENT GLOWING OF THE AUXILIARY SWITCH INDICATORS, ADDITIONAL PARASITIC CURRENT DRAIN, OR A NO START CONDITION. DEALERS ARE TO REPLACE THE UNDERHOOD ELECTRICAL CENTER.
PIC-61982016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF A DEAD BATTERY AFTER LEAVING THE VEHICLE DURING A BLUETOOTH CALL.
PIC-4935-E2016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
PIP-5198-B2016-08-13. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY HAVE WARNING LAMPS AND/OR MIL ILLUMINATED WITH A DIESEL EXHAUST FLUID (DEF) MESSAGE DISPLAYED ON THE CLUSTER. WIRING HARNESS REPAIR INSTRUCTIONS ARE PROVIDED.
PIC-6118-A2016-08-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN TO REPROGRAM THE RADIO WITH THE LATEST CALIBRATIONS. THE CUSTOMER MAY HAVE WIPED THEIR DASH TO CLEAN IT, AND THE RADIO LOST AUDIO. LOSS OF AUDIO AT START UP WHEN COLD MAY ALSO OCCUR.
PIC-5260-A2016-08-11. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS.
PIC-6110-B2016-08-11. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION FOR THE DEALER TO PLEASE COMMUNICATE TO THE CUSTOMER THIS CONDITION IS A NORMAL OPERATING CHARACTERISTIC OF THEIR VEHICLE. CUSTOMER'S RADIO TIMESHIFT AUDIO PLAYBACK IS CHOPPY, DISTORTED, SKIPPING, OR GARBLED.
PIT-5288-D2016-08-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT; EQUIPMENT:ELECTRICAL. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE THE CONCERN. CUSTOMER'S POSSIBLE CONCERNS ARE: REMOTE KEYLESS ENTRY INOPERATIVE, PASSIVE ENTRY AND START INOPERATIVE, NO FOB DETECT MESSAGE ON DRIVERS INFORMATION CENTER, SERVICE TIRE PRESSURE SYSTEM, NO AUDIO, TOUCH SCREEN INOPERATIVE, OR RADIO AND/OR DRIVERS INFORMATION CENTER DISPLAY BLANK INOPERATIVE.

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