Where each one leads
GMC S15
- On Canada's official test the most frugal 1999 GMC S15 uses 10.7 l/100 km, the 2026 Nissan Frontier 11.6.
Nissan Frontier
Ahead on none of the like-for-like measures.
Only measures that do not depend on how many cars were sold: pass and failure rates against cars of the same age, ratings, fuel use and CO₂. How we compare
At a glance
| GMC S15 | Nissan Frontier | |
|---|---|---|
| Model years in the US safety record | 1982–2002 | 1998–2026 |
EEA new-car registrations (CC BY 4.0) · DVLA licensed vehicles (OGL v3.0) · RDW (CC0) · Traficom (CC BY 4.0) · generations: Wikidata (CC0).
Reliability and problems
| GMC S15 | Nissan Frontier | |
|---|---|---|
| New York safety inspections failed | — | 1.6% |
| … against cars of the same year | — | −3% |
| US owner complaints | 53 | 3,362 |
| Most complaints about | Service brakes, hydraulic | Power train |
| Model year with most complaints | 1989 (8) | 2006 (617) |
| US recall campaigns | 13 | 39 |
| Manufacturer service bulletins | 216 | 2,320 |
| NHTSA defect investigations | 26 | 8 |
Complaint, recall and bulletin counts grow with the number of cars sold and are not adjusted for it. UK MOT: DVSA anonymised MOT results (OGL v3.0); New York: DMV inspections; complaints, recalls, bulletins and investigations: NHTSA (public domain); odometer: RDW (CC0).
Safety
| GMC S15 | Nissan Frontier | |
|---|---|---|
| NHTSA overall rating | — | 4★ (2022) |
NHTSA New Car Assessment Program, most recent rated model year (public domain).
Fuel, emissions and price
| GMC S15 | Nissan Frontier | |
|---|---|---|
| Official combined fuel use, Canada | 10.7 l/100 km (1999) | 11.6 l/100 km (2026) |
Canada: NRCan Fuel Consumption Ratings, most frugal version of the latest year (OGL Canada). Europe: EEA monitoring of new-car CO₂ and on-board fuel meters (OBFCM), CC BY 4.0. Price: RDW catalogue price (CC0). Finland: Traficom (CC BY 4.0).