The worst 2020 Chevrolet 6500HD problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 1
Service brakes, hydraulic
- What is wrong
- General Motors. LLC (GM) is recalling certain 2019-2023 Chevrolet 4500HD, 5500HD, and 6500HD Medium-Duty trucks. The brake pressure sensor assembly may leak brake fluid into the brake pressure switch and cause an electrical short-circuit.
- Risk
- 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 master cylinder pressure sensor and inspect the wire harness, replacing it, if necessary, free of charge. Owner notification letters were mailed July 11, 2023. Owners may contact Chevrolet customer service at 1‑800‑222‑1020. GM's number for this recall is N222375270.
Recall number 23V266000 · Recall details
Technical service bulletins for the 2020 Chevrolet 6500HD 190
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Unknown or other
- This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- Unknown or other
- PI to help diagnose A/C concern
- Unknown or other
- Unknown or other
- Unknown or other
- Unknown or other
- This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered...
- Unknown or other
Compare the 2020 Chevrolet 6500HD
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Questions about the 2020 Chevrolet 6500HD
Is the 2020 Chevrolet 6500HD reliable?
Owners have filed 0 complaints about the 2020 Chevrolet 6500HD.
What is the most common problem with the 2020 Chevrolet 6500HD?
There are not enough complaints to tell.
How many recalls does the 2020 Chevrolet 6500HD have?
1 recall, covering service brakes, hydraulic.
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