GMC Sierra 2500 mpg
Fuel is a critical resource for your GMC Sierra 2500's performance. We don't like it so much when it runs out and we have to fill up our car again, but there's no escaping it.
Your vehicle's fuel consumption can vary - both up and down. And here are the factors that can affect it.
- Driving Style: Aggressive driving increases fuel use, while smoother driving improves efficiency.
- Weather Conditions: Extreme temperatures, both cold and hot, can raise fuel consumption.
- Towing Loads: Carrying extra weight, especially when towing, uses more fuel.
- Vehicle Weight: Lighter vehicles are more fuel-efficient; remove unnecessary weight.
- General GMC Sierra 2500 Condition: Regular maintenance, including tire and engine checks, enhances fuel efficiency.
Search mpg by GMC Sierra 2500 models
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2000 GMC Sierra 2500
- MPG city – 12 - 15
- MPG highway – 16 - 19
- Drive distance city – 312 - 510 miles
- Drive distance highway – 416 - 646 miles
- Maximum towing capacity – 11000 lbs
- Gross vehicle weight rating (GVWR) – 7200 - 8600 lbs
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1999 GMC Sierra 2500
- MPG city – 15
- MPG highway – 19
- Drive distance city – 390 - 510 miles
- Drive distance highway – 494 - 646 miles
- Maximum towing capacity – 5000 - 6500 lbs
- Gross vehicle weight rating (GVWR) – 7200 lbs
What is my current travel distance?
Highway | 50 / 50 | City |
Note: Use this calculator for reference purposes only. Do not use it when planning a long trip. Inaccuracies in the calculations may occur.
How Do I Know How Much Fuel Is Left In My GMC Sierra 2500 Gas Tank?
To accurately gauge how far your GMC Sierra 2500 can travel, it's essential to know the remaining fuel in the tank. Some advanced vehicles feature detailed gauges that precisely indicate the fuel level and even estimate the remaining driving range.
But what if your car lacks such detailed information? It's critically important to avoid inspecting the fuel tank directly, especially using any open flame, as this poses a serious safety risk. Instead, rely on your dashboard's fuel gauge.
This gauge typically displays two main indicators: 'E' for empty and 'F' for full, with intermediary markers at 3/4, 1/2, and 1/4 tank levels. By knowing your GMC Sierra 2500's fuel tank capacity and applying basic math, you can easily estimate how much fuel you have left, ensuring you're always aware of when it's time to refuel.
What to Do When You're Low on Fuel and Far from a Gas Station
Finding yourself low on fuel with the nearest gas station far away can be stressful, especially for new drivers. Here's what you can do to handle this situation safely and effectively:
- Stay Calm and Assess Your Situation: Check your fuel gauge to estimate how far you can go. Modern cars often display the estimated range left in the tank.
- Reduce Fuel Consumption: Turn off air conditioning and other non-essential electrical loads. Drive steadily at a moderate speed, as higher speeds consume more fuel.
- Plan Your Route: Use your car's GPS or a smartphone app to find the nearest gas station. Opt for the most fuel-efficient route, avoiding hills and heavy traffic areas.
- Drive Smoothly: Avoid sudden accelerations or harsh braking. Smooth, steady driving is more fuel-efficient.
- Call for Help if Needed: If you're unsure you'll make it to a station, it's safer to pull over and call for roadside assistance or a fuel delivery service.
Remember, it's always better to refuel before your tank gets too low, especially before long journeys or in unfamiliar areas.

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