BEV model family
Chevrolet Bolt EV error codes and diagnostics
Diagnostic coverage for model years 2021–2023. Verified entries below are linked to this model family by source-backed applicability evidence; model membership alone is never used to invent a code relationship.
PowertrainBEV
Model years2021–2023
Verified diagnostics125
Research leads0
Verified Verified Chevrolet Bolt EV diagnostic codes
Each result opens a manufacturer-specific report with the code meaning, affected vehicles, source evidence and the full diagnostic knowledge page where available.
Automatic Collision Prep ReducedAutomatic Collision Prep Reduced · 2016–2024View diagnostic report →B008822-NA-038 Groups Customer Concern Not Duplicated Labor Operations Numbers Description Example of Proper Usage Note: If applicable record DTC code # in the verbatims Example of Impr · 2022View diagnostic report →B1000 SYM002 • DPID 11 Byte2: • DPID 11 Byte3: • DPID 11 Byte4: Impor · 2017–2018View diagnostic report →B1008 SYM4B- Verify the front view camera module bracket (5) is fully seated down and secured on the windshield pins (6), shown below. - Verify the front view camera module is secured properl · 2017–2019View diagnostic report →B101D– in the U.S., refer to GM Training video 10212.01D (January · 2020–2022View diagnostic report →B101D SYM39• DPID 11 Byte1: • DPID 11 Byte2: • DPID 11 Byte3: • DPID 11 Byte4: • DPID 11 Byte5: • DPID 11 Byte6: • DPID 1 · 2020View diagnostic report →B101D-372011-2015 GM Passenger Cars & Light Duty Trucks with OnStar (RPO UE1) This PI was superseded to update Model Years Please discard PIC5492B. Condition/Concern While diagnosing a veh · 2011–2017View diagnostic report →B101D-3CF0 set as current in the OnStar VCIM. Note: The “upgrade” splitter is an additional piece of hardware and must be installed at the VCIM. If present, DO NOT remove any existing spli · 2011–2017View diagnostic report →B1325Cannot relearn TPM • Specific to Hybrids: – Reduced propulsion power message. – Service high voltage charging system message. Cause If nothing else can be identified as the root ca · 2011–2024View diagnostic report →B1596If customer concern is related to one of the symptoms below, v · 2023–2026View diagnostic report →B1A1BNA-085 or 25-NA-183 please update the radio it should correct the issue, if · 2023–2026View diagnostic report →B1A1FNA-085 or 25-NA-183 please update the radio it should correct the · 2023–2026View diagnostic report →B395C19-NA-076 6. If the condition continues, power cycle the K157 Video Proces · 2020–2022View diagnostic report →C0000Cannot relearn TPM • Specific to Hybrids: – Reduced propulsion power message. – Service high voltage charging system message. Cause If nothing else can be identified as the root ca · 2011–2024View diagnostic report →C0035Customer Concern Not Duplicated (CCND) Customer states steering noise / whine when turning at parking lot speeds at cold temperatures. Followed SI p · 2017–2019View diagnostic report →C0040Customer Concern Not Duplicated (CCND) Customer states steering noise / whine when turning at parking lot speeds at cold temperatures. Followed SI procedures · 2022View diagnostic report →C025EDuring reprogramming, the battery voltage must be maintained within the proper range of 12.6-15.5 volts. CONNECT the approved Midtronics® PSC 550 Battery Maintainer (SPS Programmin · 2017View diagnostic report →C0750R/CON DR · 2011–2017View diagnostic report →C0755R/CON DR LK 1359 · 2011–2019View diagnostic report →C0760R/CON DR LK 13595511 1 · 2016–2017View diagnostic report →C0765R/CON DR LK 13595511 1 Warranty I · 2011–2022View diagnostic report →C0775On vehicles equipped with keyless/passive start, the vehicle will start if the fob is placed in the fob pocket. In most cases, these concerns cannot be duplicated. The above system · 2011–2019View diagnostic report →Forward Collision System ReducedForward Collision System Reduced · 2016–2025View diagnostic report →P0071Ambient Air Temperature Sensor Performance Cause GM Engineering is attempting to determine the root cause of the above condition. Engineering has a need to gather information on ve · 2019View diagnostic report →P0087Forced Engine Shutdown • DTC P228B Fuel Pressure Regulator 2 Control - Forced Engine Shutdown • DTC P2635 Fuel Pump Flow Performance Correction Bring the vehicle inside to allow th · 2022View diagnostic report →P0121The tech · 2011–2018View diagnostic report →P012BThe technician · 2011–2018View diagnostic report →P0133The technician should · 2011–2018View diagnostic report →P0153The technician should follow · 2011–2018View diagnostic report →P015BThe technician should follow SI diag · 2011–2018View diagnostic report →P0171If you encounter one or more of the following DTC's, P0171 P0172 P0299 P2227, or poor engine performance during very cold ambient temperatures of 32 degrees Fahrenheit (0 degrees C · 2011–2022View diagnostic report →P0172If you encounter one or more of the following DTC's, P0171 P0172 P0299 P2227, or poor engine performance during very cold ambient temperatures of 32 degrees Fahrenheit (0 degrees C · 2011–2022View diagnostic report →P0174The technician should follow SI diagnostics. If no cause · 2011–2018View diagnostic report →P0175The technician should follow SI diagnostics. If no cause for the · 2011–2018View diagnostic report →P018BForced Engine Shutdown • DTC P228B Fuel Pressure Regulator 2 Control - Forced Engine Shutdown • DTC P2635 Fuel Pump Flow Performance Correction Bring the vehicle inside to allow th · 2022View diagnostic report →P0234The technician should follow SI diagnostics. If no cause for the concern is fo · 2011–2018View diagnostic report →P0236The technician should follow SI diagnostics. If no cause for the concer · 2011–2018View diagnostic report →P026AThe technician should follow SI diagnostics. If no cause for the concern is found or during · 2011–2018View diagnostic report →P0299If you encounter poor engine performance or CEL on with P0299 during very cold ambient temperatures of 32 degrees Fahrenheit (0 degrees Celsius) and lower, it is advisable to inspe · 2011–2022View diagnostic report →P0401The technician should follow SI diagnostics. If no cause for the concern is found or during diagno · 2011–2018View diagnostic report →P0402The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a l · 2011–2018View diagnostic report →P0420The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak che · 2011–2018View diagnostic report →P0421The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a · 2011–2018View diagnostic report →P0422The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak ch · 2011–2018View diagnostic report →P0430The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is r · 2011–2018View diagnostic report →P0445Some leaks will only be noticeable under pressure · 2011–2021View diagnostic report →P04DBThe technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required · 2011–2018View diagnostic report →P0506The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power · 2011–2018View diagnostic report →P0507The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke · 2011–2018View diagnostic report →P0534Air Conditioning (A/C) Refrigerant Charge Low • P2517: Air Conditioning (A/C) Refrigerant Low Side Pressure Sensor Circuit Low Voltage • P0071: Ambient Air Temperature Sensor Perfo · 2019View diagnostic report →P0A3FLabor Operation Description Labor Time 5430940 Engine Wiring Harness Replacement Use Published Labor Operation Time · 2017–2021View diagnostic report →P0A40match that engineering is aware of at this time. If the code comes back or the data does not match then contact GM TAC (1-800-446-8227) for further repair direction. Warranty Infor · 2017View diagnostic report →P0AA117-NA-372 Service Procedure Refer toHigh Voltage Battery Disconnect Relay Replacement in SI. Parts Information Causal Part Description Part Number Qty x RELAY, HIGH VLTG BAT DISCON · 2017View diagnostic report →P0AA417-NA-372 Service Procedure Refer toHigh Voltage Battery Disconnect Relay Replacement in SI. Parts Information Causal Part Description Part Number Qty x RELAY, HIGH VLTG BAT DISCON · 2017View diagnostic report →P0ABB2.4 a total of 2 more times. Page 2 February, 2018 Bulletin No.: 17-NA-328 Service Procedure Important: Stable batt · 2017View diagnostic report →P0ABCHybrid/EV Battery Voltage Sensor Circuit Low Voltage • P0ABD: Hybrid/EV Battery Voltage Sensor Circuit High Voltage • P1AE6: Battery Energy Control Module Hybrid/EV Battery Voltage · 2017View diagnostic report →P0ABDHybrid/EV Battery Voltage Sensor Circuit High Voltage • P1AE6: Battery Energy Control Module Hybrid/EV Battery Voltage Isolation Sensor Circuit • P1FFF: System Isolation / Coolant · 2017View diagnostic report →P0AEEDrive Motor Temperature Sensor Performance Cause These are type B diagnostic codes, which by definition require two consecutive driving events to request a MIL in the instrument cl · 2017View diagnostic report →P0B41Before · 2019View diagnostic report →P0BBDVehicle • If DTC P0BBD is not supported an error has occurred during programming, repeat Procedure 3: Software Flashing Procedure. 5816637 3. If the customer is not waiting, plug-i · 2019View diagnostic report →P0BD2Drive Motor Inverter Temperature Sensor C Circuit Range/Performance • P0BDC - Drive Motor Inverter Temperature Sensor 5 Performance Cause This condition may be caused by a software · 2017View diagnostic report →P0BDCDrive Motor Inverter Temperature Sensor 5 Performance Cause This condition may be caused by a software anomaly. Correction An updated software calibration has been released to addr · 2017View diagnostic report →P0D40Customer Concern Not Duplicated (CCND) Customer states the engine wont crank or start. Performed related system verification procedure in SI with no DTCs found and unable to duplic · 2022–2024View diagnostic report →P0D4FCustomer Concern Not Duplicated (CCND) Customer states the engine wont crank or start. Performed related system verification procedure in SI with no DTCs found and unable to duplic · 2022View diagnostic report →P10D5The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnos · 2011–2018View diagnostic report →P1101The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic lea · 2011–2018View diagnostic report →P15FFBattery Monitor Sensor Signal Message Counter Incorrect • P16DC: Battery Sensor Monitor Timer Performance (DTC P16DC disables the Stop/ Start System) • P305D: DC/DC Converter Crank · 2021–2023View diagnostic report →P16DCBattery Sensor Monitor Timer Performance (DTC P16DC disables the Stop/ Start System) • P305D: DC/DC Converter Crank Control Circuit High Voltage • P305E: DC/DC Converter Crank Cont · 2021–2023View diagnostic report →P1AE6Stable battery voltage is critical during programming. Any fluctuation, spiking, over voltage or loss of voltage will interr · 2017View diagnostic report →P1B03Labor Operation Description Labor Time 5430940 Engine Wiring Harness Replacement Use Published Labor Operation Time Version 4 · 2017–2021View diagnostic report →P1B0DDrive Motor Overspeed · 2017View diagnostic report →P1FFFSystem Isolation / Coolant Level Sensor Fault - Hybrid/EV Battery Charging System Disabled Cause This condition may be caused by a set code in the Hybrid Powertrain Control Module · 2017View diagnostic report →P2002The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetect · 2011–2018View diagnostic report →P200AThe technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-5 · 2011–2018View diagnostic report →P20EEThe technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 ca · 2011–2018View diagnostic report →P215BC0051 Set · 2017–2019View diagnostic report →P2227If you encounter one or more of the following DTC's, P0171 P0172 P0299 P2227, or poor engine performance during very cold ambient temperatures of 32 degrees Fahrenheit (0 degrees C · 2011–2022View diagnostic report →P2263The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P228AForced Engine Shutdown • DTC P228B Fuel Pressure Regulator 2 Control - Forced Engine Shutdown • DTC P2635 Fuel Pump Flow Performance Correction Bring the vehicle inside to allow th · 2022View diagnostic report →P228BForced Engine Shutdown • DTC P2635 Fuel Pump Flow Performance Correction Bring the vehicle inside to allow the diesel fuel to warm up to more than 0°C (32°F). Confirm the engine wi · 2022View diagnostic report →P2457The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P2459The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P2463The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P249DThe technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P249EThe technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P2517Air Conditioning (A/C) Refrigerant Low Side Pressure Sensor Circuit Low Voltage • P0071: Ambient Air Temperature Sensor Performance Cause GM Engineering is attempting to determine · 2019View diagnostic report →P2598The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P2599The technician should follow SI diagnostics. If no cause for the concern is found or during diagnosis a leak check is required, power smoke diagnostic leakdetector GE-52250 can be · 2011–2018View diagnostic report →P2797it-yourselfer". They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a v · 2017View diagnostic report →P3014Model: Model Years: VIN: Engine: Transmissions: from to Chevrolet Bolt EV 2019 All All All All Involved Region or CountryNorth America Condition Some customers may comment they are · 2019View diagnostic report →P302DGM Engineering is working on the root cause of the issue and developing a permanent solution. While Engineering is working on a permanent x, please contact Technical Assistance to · 2019View diagnostic report →P305DRemoved Holden Equinox, added Descriptors to the DTCs, inserted an Important that states the Battery Monitor Module may also be called the Battery Sensor Module and the Battery Mon · 2021–2023View diagnostic report →P305ERemoved Holden Equinox, added Descriptors to the DTCs, inserted an Important that states the Battery Monitor Module may also be called the Battery Sensor Module and the Battery Mon · 2021–2023View diagnostic report →Propulsion Power is ReducedPropulsion Power is Reduced · 2017–2023View diagnostic report →Super Cruise UnavailableSuper Cruise Unavailable · 2022View diagnostic report →U0078GMNA) • Chinese language translation errors for utility rate schedule type and engine sound • Japanese language translation was incomplete • Korean language translation error for t · 2022View diagnostic report →U0100up devices causing no power in 4WD low range. • Erratic electric power steering boost potentially a · 2011–2025View diagnostic report →U0101up devices causing no power in 4WD low range. • Erratic electric power steering boost potentially associat · 2011–2025View diagnostic report →U0142If customer concern is related to one of the symptoms below, verify cust · 2023–2026View diagnostic report →U01B0Lost Communication with Battery Monitor Module • U0284: Lost Communication with Active Grille Air Shutter 1 Motor Module • U0285: Lost Communication with Active Grille Air Shutter · 2021–2023View diagnostic report →U0265If customer concern is related to one of the symptoms below, verify customers r · 2023–2026View diagnostic report →U0284Lost Communication with Active Grille Air Shutter 1 Motor Module • U0285: Lost Communication with Active Grille Air Shutter 2 Motor Module • U1345: Engine Control Module LIN Bus 1 · 2021–2023View diagnostic report →U0285Lost Communication with Active Grille Air Shutter 2 Motor Module • U1345: Engine Control Module LIN Bus 1 • U135A: Lost Communication with Shift to Park Range Actuator • U135E: Los · 2021–2023View diagnostic report →U0411Correction 1. (This opt · 2019–2026View diagnostic report →U0422it-yourselfer". They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information th · 2017–2018View diagnostic report →U1008GMNA) • Chinese language translation errors for utility rate schedule type and engine sound • Japanese language translation was incomplete • Korean language translation error for t · 2022View diagnostic report →U11FDCreated On 12/12/2025 - Updated Labor Time 01/12/2026 - Updated DTC list · 2023–2026View diagnostic report →U1534it-yourselfer". They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a v · 2017–2018View diagnostic report →U1538it-yourselfer". They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a v · 2017–2018View diagnostic report →U1615If customer concern is related to one of the symptoms below, verify customers radio is at the · 2023–2026View diagnostic report →U1616Created On 12/12/2025 - Updated Labor Time 01/12/2026 - Updated DTC list · 2023–2026View diagnostic report →U164BIf customer concern is related to one of the symptoms below, verify customers radio is · 2023–2026View diagnostic report →U164E: If symptom is related to a phone issue, please also make sure the customers phone is fully u · 2023–2026View diagnostic report →U164FCreated On 12/12/2025 - Updated Labor Time 01/12/2026 - Updated DTC list · 2023–2026View diagnostic report →U1862up devices causing no power in 4WD low range. • Erratic electric power steering boost potentially associated with codes U21 · 2013–2026View diagnostic report →U186Bup devices causing no power in 4WD low range. • Erratic electric power steering boost potentially associated with · 2011–2025View diagnostic report →U18B4• Does the customer have an active OnStar account (With data available as applicable) ? • What happens when an OnStar® key press is made? • Does the system connect on a key press? · 2022View diagnostic report →U18B4 SYM00• DPID 11 Byte1: • DPID 11 Byte2: • DPID 11 Byte3: • DPID 11 Byte4: • DPID 11 Byte5: • DPID 11 Byte6: • DPID 17 Byte0: • DP · 2020View diagnostic report →U2100Cannot relearn TPM • Specific to Hybrids: – Reduced propulsion power message. – Service high voltage charging system message. Cause If nothing else can be identified as the root ca · 2012–2021View diagnostic report →U2107Cannot relearn TPM • Specific to Hybrids: – Reduced propulsion power message. – Service high voltage charging system message. Cause If nothing else can be identified as the root ca · 2012–2020View diagnostic report →U2109Cannot relearn TPM • Specific to Hybrids: – Reduced propulsion power message. – Service high voltage charging system message. Cause If nothing else can be identified as the root ca · 2011–2023View diagnostic report →U3620U362E and U3630-U3636, with symptom 17 or 9 ALREADY set, go to SI and follow the published SI diagnostic/repair procedures. After above re · 2020–2023View diagnostic report →U362EU3636, with symptom 17 or 9 ALREADY set, go to SI and follow the published SI diagnostic/repair procedures. After above repairs a · 2020–2022View diagnostic report →U3630U3636, with symptom 17 or 9 ALREADY set, go to SI and follow the published SI diagnostic/repair procedures. After above repairs are perform · 2020–2023View diagnostic report →U3636Service agents must comply with all International, Federal, State, Provincial, and/or Local laws applicable to the activities it performs under this bulletin, including but not lim · 2020–2023View diagnostic report →
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EV Diagnostics separates vehicle catalog data from diagnostic applicability. A code is listed as verified for Chevrolet Bolt EV only when supporting evidence connects that diagnostic identity to the model or its documented model-year range.
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