Junkyard Find: 2003 Honda Civic GX, CNG-fueled

Murilee Martin
by Murilee Martin
The compressed natural gas-burning Honda Civic GX first appeared in the United States in 1998, for sale to fleet buyers, but individuals in California were able to buy Civic GXs soon after that. In spite of its extremely clean tailpipe emissions, few Californians opted to endure the hassle of trying to refuel the GX, and so these cars are very rare sights in the Golden State.Here’s a crashed example I spotted a few weeks ago in a San Francisco Bay Area self-service wrecking yard.
The GX cost more and had less power than an ordinary gasoline-burning Civic, so there were two big reasons for Californians to buy one: to pollute less, and (probably more important to most) to be allowed to drive solo in the carpool lane (a huge inducement in a state that has the worst freeway congestion in the country).These days, you’ll see these decals all over the Bay Area, mostly on hybrid-electric and full-electric vehicles, but in 2003 there weren’t many Toyota Priuses and Honda Insights on the road and daily-driven EVs were nearly unheard of.
The D17A7 engine in the GX ran at higher compression than its gasoline-fed counterparts, thanks to the anti-detonation properties of CNG. In 2003, it generated 100 horsepower and drove the front wheels via a CVT. Not exciting to drive, but clean.
CNG is pretty cheap if you can find a filling station, so the per-mile cost to drive this car was a little bit cheaper than a gasoline Civic. CNG-powered vehicle drivers can install a home-refueling station that compresses household natural gas and puts it in the car’s tanks, so maybe that’s how the owner of this car rolled before the crash.
Murilee Martin
Murilee Martin

Murilee Martin is the pen name of Phil Greden, a writer who has lived in Minnesota, California, Georgia and (now) Colorado. He has toiled at copywriting, technical writing, junkmail writing, fiction writing and now automotive writing. He has owned many terrible vehicles and some good ones. He spends a great deal of time in self-service junkyards. These days, he writes for publications including Autoweek, Autoblog, Hagerty, The Truth About Cars and Capital One.

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  • Kefkafloyd Kefkafloyd on Aug 22, 2017

    CNG makes a lot of sense for a variety of things but it does have downsides versus regular petroleum cars. For trucks and buses, though, it's a complete win. The hybrid CNG-electric buses have cut emissions considerably in the state of Massachusetts and they're cheaper to run to boot.

  • Dukeisduke Dukeisduke on Aug 22, 2017

    That's gotta be the most optimistic speedometer I've ever seen. 150mph?

  • Sam Jacobs I want a sedan. When a buy a car or even rent one, I don’t want to ride up high. I don’t want a 5-door. I want a trunk to keep my stuff out of sight. It’s quieter, cars handle better, I don’t need to be at the same height as a truck. I have a 2022 Subaru Legacy Touring XT, best car ever, equipped as a luxury sedan, so quick and quiet. I don’t understand automakers’ decisions to take away sedans or simply stop updating them — giving up the competition. The Camry and Accord should not be our only choices. Impala and Fusion were beautiful when they were axed.
  • Spamvw I think you need to remember WHY the big 2 and 1/2 got out of the car business. Without going political, the CAFE standards signed into law meant unless you had a higher gas mileage fleet, you couldn't meet the standards.The Irony is that, the law made sedans so small with low roof lines, that normal people migrated to SUV's and Trucks. Now we get worse mileage than before.
  • TheEndlessEnigma Somehow, Toyota, Honda, Hyundai/Kia and Mazda are able to build sedans in North America AND turn a profit on those sedans at the same time.
  • Tane94 There definitely is demand for sedans and history will condemn Ford, GM and Stellantis for abandoning the segment. Hyundai/Kia/Genesis and Honda, Toyota, Nissan continue to invest in their sedans and redesign the models.
  • 3-On-The-Tree its a simple questIon. As an educated “ADULT” I don't resort to name calling which is very childish. If a question is asked and the response is name calling that just means the argument has no basis or truth. I know because I used to teach critical thinking which is severely lacking today.
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