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Service bulletins for the 2013 Buick Regal

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.

1884 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIC5520G2023-12-11. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE; ELECTRICAL SYSTEM. eAssist Generator Control And Battery Module Exchange Process And Order Instructions.
PIC5520F2023-12-11. Service bulletin. ELECTRICAL SYSTEM. eAssist Generator Control And Battery Module Exchange Process And Order Instructions.
PIC5520E2023-12-11. Service bulletin. ELECTRICAL SYSTEM. eAssist Generator Control And Battery Module Exchange Process And Order Instructions.
PIC5428F2023-12-11. Service bulletin. BACK OVER PREVENTION; WHEELS. EBCM Wheel Speed Sensor Diagnostic Aid for ABS Message
PIC5428E2023-12-11. Service bulletin. BACK OVER PREVENTION; WHEELS. EBCM Wheel Speed Sensor Diagnostic Aid for ABS Message
PIC5428D2023-12-11. Service bulletin. BACK OVER PREVENTION; WHEELS. EBCM Wheel Speed Sensor Diagnostic Aid for ABS Message
PIC5398C2023-12-11. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Mist From Instrument Panel Vents, Moisture On Windshield Or Water On Floor
PIC5398B2023-12-11. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Mist From Instrument Panel Vents, Moisture On Windshield Or Water On Floor.
PIC5322C2023-12-11. Service bulletin. SEATS; STRUCTURE. Heated Seat Operation After Performing A Remote Vehicle.
PIC5257C2023-12-11. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Service Stability Message With Code U0710
PIC5161D2023-12-11. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Key Off Radio Operation.
PIC5161C2023-12-11. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Key Off Radio Operation.
13282A2023-12-11. Service bulletin. POWER TRAIN. Service Update for Inventory Vehicles Only Transmission Snap Ring Misalignment Expires September 30, 2014 - Equipped with 6T40 Automatic Transmission (MHH)
132822023-12-11. Service bulletin. POWER TRAIN. Service Update for Inventory Vehicles Only Transmission Snap Ring Misalignment Expires September 30, 2014 - Equipped with 6T40 Automatic Transmission (MHH)
13142B2023-12-11. Service bulletin. ELECTRICAL SYSTEM. PSR-Replace Generator Control Module - Equipped with eAssist
13142A2023-12-11. Service bulletin. ELECTRICAL SYSTEM. PSR-Loss of Battery Charge - Inspect Generator Control Module -Equipped with eAssist
131422023-12-11. Service bulletin. ELECTRICAL SYSTEM. PSR-Loss of Battery Charge - Inspect Generator Control Module
13136C2023-12-11. Service bulletin. ELECTRICAL SYSTEM. PSR-Loss of Battery Charge - Inspect Generator Control Module
13136A2023-12-11. Service bulletin. ELECTRICAL SYSTEM. PSR-Loss of Battery Charge - Inspect Generator Control Module
131362023-12-11. Service bulletin. ELECTRICAL SYSTEM. PSR-Loss of Battery Charge - Inspect Generator Control Module
131252023-12-11. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. CSP-Front and Rear Door Handles May stick or Bind. Equipped with Keys Entry Feature (ATH)
12315A2023-12-11. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Service Update for Inventory and Customer Vehicles Connected Navigation Radio Voice Command Not Working Expires with Base Warranty - Eqluipped with Connected Navigation Radio (UHQ)
123152023-12-11. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Service Update for Inventory and Customer Vehicles Connected Navigation Radio Voice Command Not Working Expires with Base Warranty
130601003C2023-12-11. Service bulletin. ENGINE AND ENGINE COOLING. Excessive Oil Consumption ? Perform Oil Consumption Test and/or Install Piston and Piston Ring Kit
130601003B2023-12-11. Service bulletin. ENGINE AND ENGINE COOLING. Excessive Oil Consumption ? Perform Oil Consumption Test and/or Install Piston and Piston Ring Kit

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