WenmarOpen by Wenmar Pro

Service bulletins for the 2016 Cadillac ELR

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.

1052 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: 12-volt battery are shown. Show all

Bulletins, newest first
20-NA-1322024-04-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20NA1322021-12-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
150603002H2021-04-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct battery cold cranking amperage (CCA) ratings and type are critical for proper test results when using the EL-50313. Access to the battery specification label, which contains the OEM part number and CCA rating and type, may be difficult without component removal. Refer to the table below for the original equipment ratings and part numbers used to set up a proper battery test. There has been some confusion as to the correct ACDelco battery warranty replacement. Refer to the table below for the correct battery warranty replacement. The correct ACDelco battery warranty replacement in the catalog is designated by the "Original Equipment Replacement" note in the description field.
19NA2422020-06-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. This informational bulletin announces the availability of a High Voltage battery pack refurbish kit when the battery pack assembly needs to be replaced and information on how dealers can obtain the refurbish kit.
PI0798A2019-11-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This preliminary information bulletin provides a procedure to correct a condition of a Check Engine Light with DTC P0C4A that Sets immediately after a repair to the High Voltage battery cooling system that involves draining/refilling of coolant.
030603004Y2019-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
150603002G2019-05-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
030603004V2019-05-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
110849001Z2019-04-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
18NA1802019-04-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
PIP4841S2019-04-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician the High Voltage Drive Motor Battery and Battery Sections 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.
PIP4869F2019-04-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician about vehicles that display a ?Propulsion Power is Reduced? in the Driver Information Center when driving in the mountains. Dealer should advise the customer the vehicle should be placed in Mountain Mode on the vehicle when the vehicle has a full charge if their travel plans involve mountainous driving before the next charge event.
PIP4869E2019-04-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that display a ?Propulsion Power is Reduced? in the Driver Information Center when driving in the mountains. Dealer should advise the customer the vehicle should be placed in Mountain Mode on the vehicle when the vehicle has a full charge if their travel plans involve mountainous driving before the next charge event.
PIP4859E2019-04-08. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician on the steps to vacuum fill to ensure the cooling system is properly filled. Technician will need to use special tool GE-47716 Vac-N-Fill Coolant Refill Tool. Technician will also perform Hybrid/EV Battery Pack Coolant Pump Bleed Procedure in the GDS2 tool. After performing the GDS2 coolant bleed procedure drive vehicle for approximately 5 miles in a slalom type of situation to purge any remaining air from battery pack cooling plates.
110849001Y2019-03-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off.
PIP4841T2018-09-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician the High Voltage Drive Motor Battery 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.
PIP4841M2018-06-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician the High Voltage Drive Motor Battery and Battery Sections 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.
150603002K2018-06-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
150603001D2018-06-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
150603002J2018-06-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
155212018-05-21. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:IGNITION. 15521 ? Customer Advisory Letter. On these vehicles, if the side doors will not open from inside the vehicle due to low or no battery voltage, such as a discharged or disconnected battery, or if the vehicle is entered without the key fob or the fob is not working, customers are being advised that the driver and passenger side doors can still be opened from inside the vehicle by using the manual release levers located on the floor between the seats and the door openings. Also, if the vehicle's side doors will not open from outside the vehicle due to low or no battery voltage, such as a discharged or disconnected battery, or if the key fob is not working, customers are being advised that the driver side door can still be opened by using their key to manually open the vehicle's trunk and pulling the manual door release tab located in the trunk.
110849001W2018-05-21. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
030603004W2018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
15-06-03-002A2018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:ELECTRICAL. This informational bulletin provides information to dealership personnel regarding original equipment battery part numbers and AC Delco replacement battery approved warranty part numbers.
150603002D2018-05-07. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

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