Nov 25, 2025

As temperatures drop, your vehicle’s fuel efficiency can take a noticeable hit. Cold weather affects how your engine performs, how your tires grip the road, and even how long it takes your car to warm up. Fortunately, there are several practical steps you can take to maintain winter fuel efficiency and keep your vehicle running smoothly throughout the season. Whether you’re commuting daily or planning a holiday road trip, these tips will help you save fuel and reduce wear on your vehicle. To get started, consider scheduling a seasonal checkup with Wyatt Johnson GMC’s service team

Key Points 

  • Cold Weather Challenges: Lower temperatures reduce fuel economy by increasing engine workload, aerodynamic drag, and idle time, making winter fuel efficiency harder to maintain. 
  • Smart Driving and Maintenance Tips: Regular tire pressure checks, minimizing warm-up idling, and planning efficient routes—especially for winter driving in the Nashville area—can significantly improve fuel savings. 
  • Vehicle Choice Matters: Opting for a fuel-efficient model like the GMC Terrain with strong MPG ratings and investing in GMC winter tires can enhance performance and economy during colder months. 

How Does Cold Weather Affect Fuel Economy? 

You might be wondering, How does cold weather affect fuel economy? The answer lies in how your vehicle responds to lower temperatures. Cold air is denser, which increases aerodynamic drag. Engine oil thickens, making the engine work harder, and it takes longer for your car to reach optimal operating temperature. Additionally, idling to warm up the cabin consumes fuel without moving the vehicle. All these factors combine to reduce fuel efficiency—sometimes by as much as 10–20% in extreme cold. 

Tire Care and Pressure Checks 

One of the most overlooked aspects of winter driving is tire maintenance. Cold air causes tire pressure to drop, which increases rolling resistance and decreases fuel economy. Investing in GMC winter tires can improve traction and reduce slippage, especially during snowy or icy conditions. Be sure to check your tire pressure regularly and use the tire finder tool to find the right set for your vehicle. 

Warm Up Wisely 

While it’s tempting to let your car idle for several minutes to warm up, this practice wastes fuel and contributes to engine wear. Instead, start driving gently after 30 seconds to a minute. Modern engines warm up faster when in motion, and your cabin will heat up more efficiently. This small change can make a big difference in preserving winter fuel efficiency. 

Plan Efficient Routes for Winter Driving in the Nashville Area 

If you’re navigating winter driving in the Nashville area, planning your route can help reduce fuel consumption. Avoid congested roads and areas prone to icy conditions. Use navigation apps to find the quickest and safest path, and try to combine errands into a single trip to minimize cold starts. Keeping your vehicle moving efficiently is key to saving fuel during winter months.  

Keep Up with Maintenance 

Routine maintenance is essential year-round, but especially during colder months. Dirty air filters, old spark plugs, and low coolant levels can all reduce fuel efficiency. Make sure your vehicle is up to date on oil changes, fluid checks, and inspections. If you’re concerned about costs, explore auto service financing options to keep your vehicle in top shape without straining your budget. 

Consider a Fuel-Efficient Vehicle Like the GMC Terrain 

If you’re in the market for a new vehicle, the GMC Terrain MPG ratings make it a smart choice for winter driving. With up to 30 MPG on the highway and available all-wheel drive, the Terrain offers both efficiency and capability. It’s a great option for those who want to save on fuel while enjoying a comfortable and reliable ride. Learn more about this versatile SUV by visiting Wyatt Johnson GMC’s Terrain inventory

Your Roadmap to Better MPG This Winter 

Improving fuel efficiency during colder months doesn’t require major changes—just a few smart habits and regular maintenance. From monitoring tire pressure to minimizing idle time and choosing the right vehicle, these tips can help you save money and reduce your environmental impact. For expert support and seasonal service, visit Wyatt Johnson GMC’s service center and keep your vehicle running efficiently all winter long.