Chevrolet Z71 service brakes, hydraulic problems by year
11 NHTSA owner complaints name the service brakes, hydraulic across 2 Z71 model years. The most reported year is 1998 with 8 reports.
| Year | Service Brakes, Hydraulic reports | Share | Median mileage | |
|---|---|---|---|---|
| 2002 Z71 | 3 | 13% | — | |
| 1998 Z71 | 8 | 18% | — |
Share is the fraction of that year’s complaints naming the service brakes, hydraulic. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.