Chevrolet SILVERADO 6500 recalls by model year
Explore the records behind recurring owner reports.
Key facts
3 owner complaints analyzed
5 distinct recall campaigns
46,000 mi median reported failure mileage
Scope: 2019 to 2025 model years. Data updated: . 1 complaints include usable failure mileage. View data status.
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
2019: 4; 2020: 1; 2021: 1; 2022: 1; 2023: 1; 2024: 1; 2025: 1
Year-by-year records
Recall history
5 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
19V328000 · Engine
Reported: 2019-04-25 (April 25, 2019) · Model years: 2019
General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 4500, 5500 and 6500 vehicles and 2017-2019 Chevrolet Silverado 2500 and 3500 vehicles and GMC Sierra 2500 and 3500 vehicles equipped with Duramax 6.6 liter diesel engines and an optional engine-block heater. The engine block heater cord or the terminals that connect the heater cord to the block heater may short circuit and fail.
Consequence: A short-circuit may damage the engine components and increase the risk of fire.
Remedy: GM will contact owners, dealers will replace the engine block heater, free of charge. Additionally, in Chevrolet Silverado 2500 and 3500 vehicles, dealers will install a new rerouted heater cord. The recall began December 11, 2019. Owners may contact GM customer service at 1-586-596-1733. GM's number for this recall is N182206310.
NHTSA campaign record ↗21V346000 · Engine And Engine Cooling:Engine:Engine Control Module (Ecu/Ecm):Software
Reported: 2021-05-13 (May 13, 2021) · Model years: 2019
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet 6500HD vehicles. The engine control module (ECM) was calibrated incorrectly, allowing the vehicle to exceed the tires' maximum speed rating of 75 mph.
Consequence: Tire failure can occur if the vehicle speed exceeds the maximum tire speed rating, increasing the risk of a crash.
Remedy: Dealers will update the ECM software, free of charge. Owner notification letters were mailed June 7, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N202325530.
NHTSA campaign record ↗25V390000 · Service Brakes, Hydraulic:Brake Fluid Low Warning:Switch/Sensor/Float
Reported: 2025-06-12 (June 12, 2025) · Model years: 2019, 2021, 2022, 2023, 2024
General Motors (GM) is recalling certain 2019-2024 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. The brake pressure sensor assembly may leak brake fluid into the brake pressure switch and cause a short circuit.
Consequence: An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
Remedy: Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the brake pressure switch wire harness, free of charge. Owner notification letters were mailed September 11, 2025. Owners may contact GM customer assistance number at 1-866-467-9700. GM's number for this recall is N242482680. Vehicles in this recall that were previously repaired under 23V266 will need to have the new remedy completed.
NHTSA campaign record ↗25V768000 · Service Brakes, Hydraulic:Power Assist
Reported: 2025-11-06 (November 6, 2025) · Model years: 2019, 2020
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. These vehicles were remedied under NHTSA Recall 25V390 with a brake jumper wire harness that was assembled without protective tape. A wiring harness that is missing protective tape can allow the wires to become damaged.
Consequence: Damaged brake jumper wires can result in power brake assist failure, increasing the risk of a crash.
Remedy: Dealers will remove the installed wire harness, apply protective tape, and reinstall the wire harness, free of charge. Owner notification letters are planned to be mailed December 22, 2025. Owners may contact GM customer assistance number at 1-866-467-9700. GM's number for this recall is N252531990. Vehicles in this recall were previously repaired under 25V390 and will need to have the new remedy completed. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov beginning November 6, 2025.
NHTSA campaign record ↗24V738000 · Air Bags: Air Bag/Restraint Control Module:Software
Reported: 2024-10-02 (October 2, 2024) · Model years: 2025
General Motors, LLC (GM) is recalling certain 2024 Chevrolet Silverado Medium Duty 4500HD, 5500HD, 6500HD vehicles. The air bag sensing and diagnostic module (SDM) may not have been activated during installation.
Consequence: Inactive air bags will not deploy in a crash, increasing the risk of injury.
Remedy: A Navistar technician will activate the air bag module, free of charge. Owner notification letters were mailed November 1, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242477760.
NHTSA campaign record ↗Vehicle analysis explorer
Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.
Data completeness
3 unique complaints in this selection. Analysis snapshot: 2026-10-01.
Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.
Problems by model year
Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.
| Component | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|
| Service Brakes | 0UnavailableNo examples available for this selection. | 0UnavailableNo examples available for this selection. | 2100.0%ODI 11501622brake line fitting leaking at the main line pressure fitting. this caused brake fluid to leak out and loss of brakes occured. | 0UnavailableNo examples available for this selection. | 0UnavailableNo examples available for this selection. | 00.0%No examples available for this selection. | 0UnavailableNo examples available for this selection. |
| Exterior Lighting | 0UnavailableNo examples available for this selection. | 0UnavailableNo examples available for this selection. | 150.0%ODI 11501622brake line fitting leaking at the main line pressure fitting. this caused brake fluid to leak out and loss of brakes occured. | 0UnavailableNo examples available for this selection. | 0UnavailableNo examples available for this selection. | 00.0%No examples available for this selection. | 0UnavailableNo examples available for this selection. |
| Service Brakes, Hydraulic | 0UnavailableNo examples available for this selection. | 0UnavailableNo examples available for this selection. | 00.0%No examples available for this selection. | 0UnavailableNo examples available for this selection. | 0UnavailableNo examples available for this selection. | 1100.0%ODI 11725282 · 46,000 miThe contact owns a 2024 Chevrolet Silverado 6500. The contact stated that a month after the vehicle was repaired under NHTSA Campaign Number: 25V390000 (Service Brakes, Hydraulic); the contact became aware that the brake motor was constantly engaged. The contact stated that upon disconnecting the brake pressure switch, it was discovered that the brake switch connector was covered with brake fluid. The dealer was notified of the failure and informed the contact the recall remedy only involved the replacement of the brake pressure switch wiring h… | 0UnavailableNo examples available for this selection. |
Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.
Failure mileage by component
Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.
| Component | Mileage range (25th–75th percentile) | Median | Usable records | Examples |
|---|---|---|---|---|
| Service Brakes, Hydraulic | Too few reports for a range | 46,000 mi | 1 (sparse) | ODI 11725282 · 46,000 miThe contact owns a 2024 Chevrolet Silverado 6500. The contact stated that a month after the vehicle was repaired under NHTSA Campaign Number: 25V390000 (Service Brakes, Hydraulic); the contact became aware that the brake motor was constantly engaged. The contact stated that upon disconnecting the brake pressure switch, it was discovered that the brake switch connector was covered with brake fluid. The dealer was notified of the failure and informed the contact the recall remedy only involved the replacement of the brake pressure switch wiring h… |
Complaint and recall timeline
Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.
Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.
Monthly counts, recall campaigns and complaint examples
| Month | Complaints | Campaigns announced | Examples |
|---|---|---|---|
| 2024-11 | 0 | None | No examples available for this selection. |
| 2024-12 | 0 | None | No examples available for this selection. |
| 2025-01 | 0 | None | No examples available for this selection. |
| 2025-02 | 0 | None | No examples available for this selection. |
| 2025-03 | 1 | None | |
| 2025-04 | 0 | None | No examples available for this selection. |
| 2025-05 | 0 | None | No examples available for this selection. |
| 2025-06 | 0 | 25V390000 | No examples available for this selection. |
| 2025-07 | 0 | None | No examples available for this selection. |
| 2025-08 | 0 | None | No examples available for this selection. |
| 2025-09 | 0 | None | No examples available for this selection. |
| 2025-10 | 0 | None | No examples available for this selection. |
| 2025-11 | 0 | 25V768000 | No examples available for this selection. |
| 2025-12 | 0 | None | No examples available for this selection. |
| 2026-01 | 0 | None | No examples available for this selection. |
| 2026-02 | 0 | None | No examples available for this selection. |
| 2026-03 | 1 | None | ODI 11725282 · 46,000 miThe contact owns a 2024 Chevrolet Silverado 6500. The contact stated that a month after the vehicle was repaired under NHTSA Campaign Number: 25V390000 (Service Brakes, Hydraulic); the contact became aware that the brake motor was constantly engaged. The contact stated that upon disconnecting the brake pressure switch, it was discovered that the brake switch connector was covered with brake fluid. The dealer was notified of the failure and informed the contact the recall remedy only involved the replacement of the brake pressure switch wiring h… |
| 2026-04 | 0 | None | No examples available for this selection. |
| 2026-05 | 0 | None | No examples available for this selection. |
| 2026-06 | 0 | None | No examples available for this selection. |
| 2026-07 | 0 | None | No examples available for this selection. |
| 2026-08 | 0 | None | No examples available for this selection. |
| 2026-09 | 0 | None | No examples available for this selection. |
| 2026-10 (partial) | 0 | None | No examples available for this selection. |
Emerging complaint spikes
Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.
This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.
No complete months meet the spike thresholds for this selection.
Equal-age model-year comparison
Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.
2022: 0 complaints · 2023: 0 complaints
| Model year | Through age 0 | Through age 1 | Through age 2 |
|---|---|---|---|
| 2022 | 0 | 0 | 0 |
| 2023 | 0 | 0 | 0 |
Date coverage across each selected cohort
| Year | Incident dates used | Filing date fallbacks | Excluded dates |
|---|---|---|---|
| 2022 | 0 | 0 | 0 |
| 2023 | 0 | 0 | 0 |
Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.
Components reported together
Each cell counts unique complaints naming both components. Open a nonzero cell for examples.
| Component | Service Brakes | Exterior Lighting | Service Brakes, Hydraulic |
|---|---|---|---|
| Service Brakes | — | 1ODI 11501622brake line fitting leaking at the main line pressure fitting. this caused brake fluid to leak out and loss of brakes occured. | 0 |
| Exterior Lighting | 1ODI 11501622brake line fitting leaking at the main line pressure fitting. this caused brake fluid to leak out and loss of brakes occured. | — | 0 |
| Service Brakes, Hydraulic | 0 | 0 | — |
Co-reporting does not establish that one component caused another concern.
Recurring narrative patterns
Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.
0 patterns with matching reports.
No narratives match the published patterns.