Complaints by model year
| Year | Complaints | vs. typical* | Recalls | Top problem | Verdict |
|---|---|---|---|---|---|
| 2006 | 1 | 1.5× | 2 | Body | Few |
| 2001 | 0 | −20% | 2 | — | Few |
| 2000 | 2 | 2.0× | 3 | Equipment | Few |
| 1999 | 0 | −20% | 4 | — | Few |
| 1998 | 0 | −20% | 2 | — | Few |
* Complaints compared with the median C7500 year at the same age, so new and old years are judged fairly. How this works.
Most common Chevrolet C7500 problems
Latest Chevrolet C7500 recalls
Electrical system
Monroe Truck Equipment (Monroe) is recalling certain model year 2006, 2008 and 2009 Chevrolet C7500 vehicles, 2005-2006 Chevrolet Tahoe vehicles, and 2009 Ford F-350, and F-450 vehicles, equipped with Sure Power-brand battery equalizers or DC-DC converters containing a particular epoxy sealing, aka 'potting', compound.
Remedy: Monroe will notify owners, and Sure Power will replace the equalizers or converters, free of charge. The recall began on March 24, 2014. Owners may contact Monroe at 1-608-328-8127.
Parking brake › Conventional › Air
Certain medium duty trucks equipped sr-7 bendix brake valves, the check valve inside the valve cavity May not properly set, causing internal air leakage. If the check valve does not properly seat, the resulting leakage can cause a delay in the application of the spring brakes to park the vehicle after operator pulls the dash…
Remedy: Dealers will inspect the valves and replace it free of charge. The recall began on July 31, 2006. Owners May contact Chevrolet at 1-800-630-2438, GMC at 1-866-996-9463, or Isuzu at 1-800-255-6727.
Engine and engine cooling › Engine › Gasoline
Certain medium duty c-series and b7 school bus chassis equipped with a 7.4 liter gas engine and an impco lpg conversion kit. Some of these vehicles May have engine backfires with sufficient force to damage the engine air intake system and the air cleaner filter element.
Remedy: Dealers will install a redesigned mixer bonnet and air cleaner housing cover, selective upgrades in various connections related to the air induction system, and if needed, a new air cleaner filter.
Fuel system, gasoline › Storage › Tank assembly › Mounting
On certain medium duty trucks equipped with 8.1 l engines and left hand or dual fuel tanks, some of these vehicles have a condition where the fuel filter-to-component box mounting bolts are reversed. With the bolts reversed, the threaded bolt end is oriented toward the front wall of the left hand fuel tank.
Remedy: Dealers will inspect and correctly install the two fuel filter mounting bolts, if necessary. Owner notification began August 8, 2002.
Service brakes, air › Antilock
Vehicle description: school buses, medium duty trucks and tractors built with bendix air ABS with an ec-17 1030r electronic control unit (ECU), there have been reports of unwanted ABS activation at low speeds caused by 1) chafed ABS wheel speed sensor wires on rotating parts or 2) a damaged component at the wheel end that…
Remedy: Dealers will replace the ABS ECU.
Frequently asked questions
What years of the Chevrolet C7500 should you avoid?
None of the Chevrolet C7500 years has an unusually high number of complaints compared with the others at the same age.
What is the best year for the Chevrolet C7500?
1998 has the fewest complaints compared with other C7500 years at the same age, followed by 1999 and 2001. Newer years can look better simply because fewer complaints have come in yet, so we compare like with like.
What are the most common Chevrolet C7500 problems?
Across all years, owners report the most problems with the equipment & accessories (1), seat belts (1) and body & structure (1). Equipment complaints peak in the 2000 model year.
How many recalls has the Chevrolet C7500 had?
8 recalls across 1998–2006. The model year with the most is 1999. See all Chevrolet C7500 recalls by year.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.