WenmarOpen by Wenmar Pro

Service bulletins for the 2014 Chevrolet Impala

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.

2029 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

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

Bulletins, newest first
08-07-30-026C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. This informational bulletin provides information on vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak and that this is considered a normal conditon and no repairs are necessary
16-NA-0692017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This informational bulletin provides information on If the radar does not see any vehicles, structures, or objects for 15-25 minutes of driving, the system may think its blocked and display the ?Side Object Detection System Disabled? message.
11-08-49-001P2017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This technical bulletin provides a procedure on how to take the vehicles out of transport mode for vehicles with the condition of Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing
06-00-89-029M2017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This informational bulletin provides information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability
PIC58622017-08-15. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; EXTERIOR LIGHTING:BRAKE LIGHTS. This Preliminary Information communication provides information to the technician about vehicles that have brake lights remain on with the vehicle off and parked and/or the vehicle battery goes dead. Technician will need to inspect for aftermarket parts.
PIC5492B2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface control module. Engineering has determined that this code will only display in history on the scan tool and will not cause issues with OnStar system operation.
PIT52362017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will need to call General Motors Technical Assistance Center for further assistance. If the Diagnostic Trouble Code B101D has a sym 37 set please refer to the latest version of PIC5492.
PIC5720A2017-08-15. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT:APPLIANCE:AIR CONDITIONER; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. This Preliminary Information communication provides information to the technician on the steps needed to diagnose and repair vehicles that may have buzz or hum noise is heard in the right front at times. Also may have a Antilock Braking System Malfunction Indicator Lamp, Service Brake Assist Message or Service Engine Soon Malfunction Indicator Lamp may be displayed. The following Diagnostic Trouble Code may be set C027B, C0040 and P0CBE. The technician will inspect for the wire harness under the hood to be contacting the crank pulley, air conditioning compressor pulley or accessory drive belt due to misrouting or not secured properly. Repair wiring as needed or replace the harness, correct routing and properly secure. Once wiring repairs are complete confirm proper brake booster vacuum pump operation.
PIC5520J2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2014 Buick LaCrosse, Buick Regal, 2013 - 2014 Chevrolet Malibu ECO and 2014 Chevrolet Impala with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
16-NA-0112017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE. This technical bulletin provides a procedure to update your apple product to the latest software version to correct a condition of infotainment system will not return to media after bluetooth call ends
PIP5096C2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021, and or P0024. During inspection if no other drivability concerns found inspect the engine EUN sticker for an (A) before the sequence number. If there is an "A" before the sequence number then replace the OCV/Cam Actuator Solenoid Valve with a replacement "service" valve.
PIC5891C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the voice recognition is inoperative. Technician will need to toggle through all languages then back to the desired language.
PIC5891B2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the voice recognition is inoperative. Technician will need to toggle through all languages then back to the desired language.
PIP5209A2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P00C6 and/or P228C set. Technician will need to inspect the terminals at the Engine Control Module for fit and tension as well as the crimp to wire connection. Terminals to inspect in the ECM are connector x2 terminals 3, 18, and 19 for the fuel rail pressure sensor. Also connector x3 terminals 16 and 32 for the high pressure fuel pump.
PIC59712017-08-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:IGNITION. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have an intermittent crank / no start concern. Technician will find Diagnostic Trouble Code P1682 set in the Engine Control Module. After using all published Service Information diagnostics and the root cause is not determined, then replace the KR75 Engine Controls Ignition Relay # 7 with part number 13595908.
PIP4902H2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIP5096A2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021, and or P0024. During inspection if no other drivability concerns found inspect the engine EUN sticker for an (A) before the sequence number. If there is an "A" before the sequence number then replace the OCV/Cam Actuator Solenoid Valve with a replacement "service" valve.
PIP5062C2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:IGNITION. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have check engine light and a misfire. Technician will find a P0300 set. If the misfiring cylinder is creating NO or very low power, technician will need to follow these diagnostics steps. 1) Swap the ignition coil and spark plug with another cylinder. 2) Inspect the plug when out for wet or dry condition. 3) Perform an injector test with a scan tool. 4) If the plug is wet then check for a leaking or stuck open injector. 5) If the plug is dry then enrich the intake air with propane. If the severity of the misfire is less with enrichment, suspect a weak or inoperative injector driver in the Engine Control Module and replace as needed. 6) Perform a cylinder leakage test to determine if there is a valve sealing concern. If there is a valve sealing concern see the latest version of PIP5029 for recommendations.
PIC5161D2017-08-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that the radio can be turned on after turning the ignition off and opening the driver's door. The radio can then be turned back on after the vehicle's Retained Accessory Power has been canceled by simply pressing the power button on the radio. This is a normal characteristic of the key off operation.
PIP4670D2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
PIP4924D2017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have Service Engine Soon Malfunction Indicator Lamp on and a misfire. Technician may find Diagnostic Trouble Codes P0201, P0202, P0203, P0204, P0205, P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277, P2146, P2149, P2152, P2155, P216A, and or P216D. Technician will need to inspect the fuel injector wiring harness for rub through or internal wire opens. If this concern is found repair or replace the injector harness as needed.
PIC5468D2017-08-15. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles with a spongy brake pedal after a hydraulic brake component was disconnected or replaced. The brake lines between the master cylinder and the antilock brake system module are routed higher than the master cylinder. If air enters the system it will travel to this high point if the system is opened for a repair. The technician will need to perform an automated bleed procedure using the scan tool to ensure all the air is purged out of the hydraulic system.
PIC5491E2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics. Technician may need to contact General Motors Technical Assistance Center depending on the STID, Station ID, or OnStar Customer Identifier.
PIC3011H2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have the OnStar system does not respond properly to some numbers and/or voice commands. Dealer should direct the customer to review the operational characteristics in the OnStar Users Guide.
PIT5119C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the keyless entry is inoperative. Technician should inspect the ignition key cylinder door sticks in the up position. If the door is found open do not replace the ignition key cylinder, use a Lubriplate type of lubrication spray and lubricate the ignition key cylinder door. Insert the tip of the key in and out to verify the door of the cylinder is not sticking.

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