NRCan fuel consumption ratings
2002 GMC C 2500 — what a year of fuel costs
Official consumption ratings, your kilometres, your pump price. No sign-up, and every number is editable.
Your vehicle
Your driving
$6,355
2002 GMC C 2500 · 20.5 L/100 km combined · 20,000 km a year in Ontario.
- Per month
- $530
- Fuel burned
- 4,100 L
- Tailpipe + grid CO₂
- 9,471 kg
All 3 rated versions
NRCan rates each engine and transmission separately. The figure above uses the median one, so a single halo trim cannot skew it.
| Version | Engine | Combined | Cost a year |
|---|---|---|---|
| C2500 Sierra Bi-Fuel | 6 L · A4 | 20.1 L/100 km | $6,231 |
| C2500 Sierra Bi-Fuel | 6 L · A4 | 20.9 L/100 km | $6,479 |
| C2500 Sierra CNG | 6 L · A4 | 20.5 L/100 km | $6,355 |
Watch this vehicle
Recall letters go to whoever owns the car on paper, which may not be you. Save your 2002 GMC C 2500 and we will email you the day Transport Canada issues a new recall for it.
Source: NRCan — Fuel consumption ratings; Provincial price table. Data current as of 2026-08-10. Consumption figures are NRCan’s published ratings. Prices are annual provincial averages, hand-maintained and marked as estimates — Hand-maintained annual averages, not a live feed. Electricity is all-in residential (energy + delivery + regulatory riders); gasoline is regular grade. Override them with your own numbers in any tool.