Model years Chevrolet Suburban 1500
2020 Chevrolet Suburban 1500
This year drew an ordinary 42 complaints for a Chevrolet Suburban 1500 — the model's median is 76. What they were about is the unusual part: 26.2% of them mention transmission, against 8.5% across the model's other years.
NHTSA opened a defect investigation into this model year.
| Complaints filed | 42 |
|---|---|
| Median for this model | 76 |
| Involving a crash | 2 |
| Involving a fire | 1 |
| Recalls | 0 |
| NHTSA crash rating | 4/5 |
What the complaints were about
- transmission — 26.2% of this year's complaints, against 8.5% across the model's other years (3.1×).
- intermittently — 19% of this year's complaints, against 6.5% across the model's other years (2.9×). Owners wrote it as: intermittently, engaged, long, applied.
- displayed — 7.1% of this year's complaints, against 0.2% across the model's other years (31×).
Words owners used for the same problem are counted together, so a fault written four different ways is measured once. Grouped by which complaints they appear in, not by a list anyone wrote in advance.
What owners wrote
INTERMITTENTLY, WHILE ACCELERATING, A JOLT IS FELT EMANATING FROM THE RIGHT HAD SIDE, POSSIBLY TOWARD THE FRONT OF THE VEHICLE, WHEN THE AUTO FEATURE OF THE 4 WHEEL DRIVE IS ENGAGED. THIS OCCURS AT SPEEDS OVER 50. WHAT IS DESCRIBED IS AN ONGOING PROBLEM, SINCE…
while driving 10 MPH and depressing the accelerator pedal, the vehicle failed to respond as needed. No warning lights were illuminated. The contact pulled over and turned off and restarted the vehicle however, the failure persisted. The contact stated that the…
Verbatim from NHTSA complaint filings, with identifying details removed.
How this was worked out
Every year of the Chevrolet Suburban 1500 was compared against its own history rather than against other cars, which removes popularity and age from the answer — a common car draws more complaints at equal reliability, and an older one has had longer to accumulate them. A year is flagged when it drew at least 2.5× this model's median and at least 50 complaints.
This is a fault record, not a review. Nobody files a federal complaint to say the car was fine, so it shows what tends to go wrong — not whether owners liked it, and not whether it is a good car.
Source: NHTSA complaints, recalls and investigations, retrieved . Look this vehicle up directly on NHTSA's site to check anything here.
Own a 2020 Chevrolet Suburban 1500? What happened to yours?
Loading comments…