Chevy Blazer Gas Tank Size: Fuel Capacity Insights

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cartoon image of a chevrolet blazer driving through the desert with the sun above

The Chevy Blazer is a name that has spanned decades, representing everything from rugged off-road prowess to sleek, urban crossover utility. For the latest incarnation, it’s all about blending style with functionality.

The current models of the Chevy Blazer come equipped with gas tanks sizes between 19.4 to 21.7 gallons, depending on model.

If you’re curious about how far you can stretch a tank of gas in the Blazer and how its fuel capacity fits into your life, read on. We’ll dive into the specifics of tank sizes across different years and models, and how that translates to real-world driving.

Gas Tank Capacity by Model Year

The Chevy Blazer’s gas tank capacity has seen variations based on the model year and the specific trim. Below, we break down the capacity by recent years and model variations:

  • 2024 Models: Ranging from 19.4 to 21.7 gallons, depending on the engine type and trim level.
  • 2020-2023 Models: Capacities between 19.4 to 21.7 gallons.

Fuel Tank Size by Year

From 2020 to 2024, the Chevy Blazer showcased a remarkable consistency in gas tank sizes across all its trims.

YearTrim LevelsTank Capacity (gallons)
2024L, LS, LT, RS, Premier19.4 – 21.7
2023L, LS, LT, RS, Premier19.4 – 21.7
2022L, LS, LT, RS, Premier19.4 – 21.7
2021L, LS, LT, RS, Premier19.4 – 21.7
2020L, LS, LT, RS, Premier19.4 – 21.7
Table showing Chevy Blazer gas tank sizes from 2020-2024

Throughout this period, Chevrolet continued to improve the fuel efficiency of the Blazer through advancements in engine technology and vehicle aerodynamics.

Even without changes in tank size, these improvements can lead to better mileage. These improvements make the Blazer more appealing in a market increasingly concerned with fuel economy.

The Blazer’s range of engine options, including four-cylinder and V6 variants, provides drivers with a choice between prioritizing fuel efficiency or performance. This choice allows the Blazer to cater to a broad audience, from those seeking economical daily drivers to those desiring more power for towing and performance.

Fuel Efficiency and Range

cartoon image of a chevy blazer driving in the mountains.

The fuel efficiency of the Chevy Blazer varies by model year and engine type. The 2024 models, for instance, offer a range of MPG figures depending on the engine:

  • 2.5L Engine: Up to 27 MPG highway, translating to over 500 miles per full tank.
  • 2.0L Turbo: Achieves up to 29 MPG highway, offering a similar range.
  • 3.6L V6: Up to 26 MPG highway, with a slightly reduced range due to the larger engine.

Older Models

2010-2019

The Chevrolet Blazer was not in production for most of the period from 2010 to 2019. It was reintroduced in 2019 after a hiatus, with the previous generation ending production in the early 2000’s.

YearTrim LevelsTank Capacity (gallons)
2019L, LS, LT, RS, Premier19.4 – 21.7
Table showing Chevy Blazer gas tank sizes in 2019

One significant change in this period was the reintroduction of the Chevy Blazer in 2019 as a mid-size crossover SUV.

This was a shift away from its previous iterations as a more traditional SUV. This marked Chevrolet’s re-entry into a competitive segment with a vehicle designed to appeal to a modern audience looking for style, technology, and performance in their SUVs.

The new Blazer offered a range of engine options, including a standard 2.5L four-cylinder engine and an optional 3.6L V6. These engine options provided a good balance between power and fuel efficiency.

With tank capacities ranging from 19.4 to 21.7 gallons, the 2019 Blazer was designed to offer a competitive range. The variation in tank size corresponded with the engine options and trim levels. This variation allowed buyers with the flexibility to prioritize fuel efficiency or performance based on their preferences.

cartoon image of a chevy blazer at a campsite with a tent and a fire

2000-2009

The Blazer was discontinued after the 2005 model year in the United States. The final models feature gas tank sizes between 18 and 20 gallons.

YearTrim LevelsTank Capacity (gallons)
2005LS, LT, TrailBlazer18-20
2004LS, LT, TrailBlazer18-20
2003LS, LT, TrailBlazer18-20
2002LS, LT, TrailBlazer18-20
2001LS, LT, TrailBlazer18-20
2000LS, LT, TrailBlazer18-20
Table showing Chevy Blazer gas tank sizes from 2000-2005

The early 2000’s marked the last production years of the traditional Chevrolet Blazer as it was known throughout the 1980s and 1990s.

During these years, the Blazer was offered with a 4.3L V6 engine across its trim levels. This provided a balance between power and fuel economy for the time.

By modern standards, the fuel efficiency of these models would be considered low. This is especially true given advancements in engine technology and the shift towards more fuel-efficient vehicles.

As the automotive market began to shift towards more car-like SUVs and crossovers, the traditional Blazer’s role was gradually taken over by newer models like the Chevrolet Equinox and the first generation of the Chevrolet Trailblazer.

These models offered improved fuel efficiency, better on-road performance, and more modern amenities, catering to changing consumer preferences.

cartoon image of a chevy blazer driving over rough terrain.

1990-1999

The early ’90s marked the last years of the full-size Blazer. Up until this point, the Blazer was known for its large gas tanks of 30-31 gallons, catering to its V8 engine and off-road capabilities.

In 1995, the full-size Blazer was effectively replaced by the Tahoe. This was a reflection of Chevrolet’s response to evolving market demands for more family-oriented SUVs.

YearModelTank Capacity (gallons)
1999S-10 Blazer18-20
1998S-10 Blazer18-20
1997S-10 Blazer18-20
1996S-10 Blazer18-20
1995Full-Size Blazer/Tahoe30-31
1995S-10 Blazer18-20
1994Full-Size Blazer30-31
1994S-10 Blazer18-20
1993Full-Size Blazer30-31
1993S-10 Blazer18-20
1992Full-Size Blazer30-31
1992S-10 Blazer18-20
1991Full-Size Blazer30-31
1991S-10 Blazer18-20
1990Full-Size Blazer30-31
1990S-10 Blazer18-20
Table showing Chevy Blazer gas tank sizes from 1990-1999

As the decade progressed, there was an increasing focus on fuel efficiency, partly driven by rising fuel prices and environmental concerns.

The S-10 Blazer’s smaller engine options, including four-cylinder and V6 variants, reflected this shift, offering more efficient alternatives to the traditional V8 found in the earlier, full-size Blazers.

The ’90s also saw a broader market shift towards smaller, more efficient SUVs and the burgeoning popularity of the crossover segment. The S-10 Blazer’s design and size positioned it well within this trend, making it a popular choice for families and individuals seeking a versatile vehicle.

cartoon image of a chevy blazer from the 1980's

1980-1989

Throughout the 1980’s, the Chevrolet K5 Blazer maintained a consistent gas tank size of 31 gallons, which was quite large for the time.

YearModelTank Capacity (gallons)
1989K5 Blazer31
1988K5 Blazer31
1987K5 Blazer31
1986K5 Blazer31
1985K5 Blazer31
1984K5 Blazer31
1983K5 Blazer31
1982K5 Blazer31
1981K5 Blazer31
1980K5 Blazer31
Table showing Chevy Blazer gas tank sizes from 1980-1989

The K5 Blazer typically came equipped with powerful V8 engines that, while providing significant towing capacity and off-road prowess, were not particularly fuel-efficient by today’s standards. The large tank was a necessity to ensure a reasonable range given the fuel consumption rates of these engines.

While initially more utilitarian, by the late ’80s, the Blazer began to include more features aimed at comfort and daily usability, signaling the start of a transition towards the modern SUV concept. However, this period still prioritized the utility aspect, with fuel efficiency and environmental concerns becoming more prominent in later years.

1969-1979

The range in gas tank sizes (20-31 gallons) over these years reflects the different configurations that were available, including auxiliary tanks that could significantly extend the vehicle’s range.

This variability allowed owners to customize their Blazers based on their specific needs, whether for longer trips without frequent fuel stops or for maximizing cargo space.

YearModelTank Capacity (gallons)
1979K5 Blazer20-31
1978K5 Blazer20-31
1977K5 Blazer20-31
1976K5 Blazer20-31
1975K5 Blazer20-31
1974K5 Blazer20-31
1973K5 Blazer20-31
1972K5 Blazer20-31
1971K5 Blazer20-31
1970K5 Blazer20-31
1969K5 Blazer20-31
Table showing Chevy Blazer gas tank sizes from 1969-1979

1969 marked the debut of the Chevrolet K5 Blazer. This introduction set a new standard for what a sport utility vehicle could be. It offered a combination of off-road capability with the practicality of daily use. This innovation was relatively unheard of at the time.

During this era, the Blazer was offered with a variety of powertrains, including inline-six and V8 engines.

These engines were powerful for their time but not particularly fuel-efficient by today’s standards.

The 1970’s oil crisis brought fuel economy into the spotlight. While the Blazer was not designed with fuel efficiency, the crisis did lead to a growing awareness of fuel consumption. This began to influence consumer preferences towards smaller, more efficient vehicles in the latter part of the decade.

Cartoon image of a Blazer driving over a glabe with a smiling sun in the sky

Frequently Asked Questions

How often will I need to refuel my Chevy Blazer?

Depending on your driving habits and model, you could see ranges from 400 to 500 miles per tank. This translates into less frequent stops for gas.

Does engine type affect fuel efficiency in the Blazer?

Yes, the 2.5L engine offers the best fuel efficiency, with the 3.6L V6 trading some efficiency for power.

Can I increase my Blazer’s MPG?

Regular maintenance, proper tire inflation, and mindful driving can help maximize your MPG.

Are older Blazer models less fuel-efficient?

Generally, yes. Newer models benefit from advances in engine technology and aerodynamics.

Does the Chevy Blazer offer a diesel option?

As of the latest models, the Chevy Blazer does not offer a diesel engine option in its lineup.

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