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Initial Impression: Breathe deeply

Scott: I gotta get a whiff of that exhaust pipe. I bent right on down to do my trusted nasal appraisal and found virtually no odor. Oh, it was running and I could feel the exhaust coming out, I just couldnt smell it. It really is that clean. After all, the GX is powered by natural gas, the same stuff we cook on, and is a PZEV (Partial Zero Emission Vehicle). Now this is the car to be stuck behind on a hot summer day with the windows wide open. Sure, being stuck in traffic would suck, but at least you wouldnt be getting light-headed from noxious fumes. I was diggin this car already, and the pleasant surprises were just beginning.
Christine: When I first pulled up behind the sleek silver GX, excitement coursed through me. The cleanest car in the world was ours to drive for the next few days. To think that I could drive to the grocery store and pollute less than boiling a pot of water gave me goose bumps. No, not the grocery store tripthe truly clean driving reality of the GX, proof of whats in store for the cleaner cars of the future. One glimpse inside at the sleekly designed cockpit, and I knew I was going to enjoy getting to know the GX.
The Insiders View: A cocoon of safe smarts
Our eyes were immediately drawn to the digital-bar fuel gauge steadily plugging its way back up to F when we turned the key. It was whisper quiet inside the carthe conventional tachometer was the sole analog instrument in the entire vehicle (and Scotts favorite). It lay just below the arc of the steering wheel, and we used it to confirm the car was even running. Mounted high on the dash in perfect line of vision were the digital speedometer and bar graph temperature and fuel gauges. Thankfully the wheel was adjustable--initially it was in Christines line of vision for the speedometerand, with her just a tad of a lead foot, that was the one gauge she needed to pay attention to.
Our GX was equipped with the Civic lines standard 5-speed automatic transmission mated to the 1.8-liter, 4-cylinder engine. Christine had no problem maneuvering through rush hour traffic or merging onto the turnpike with this natural gasser--indeed the GX was quite peppy.
We were tickled to learn the GX doesnt slack off in the safety department either. Standard safety features include ABS, dual front airbags, side curtain airbags, front side airbags with Occupant Position Detection System. By the end of our time with the GX, Christine found it quite natural to depend upon the intuitive intelligence of the Civics second brain.
Fuel-ability: Filler up and no oil spills

Natural gas is approximately thirty percent less expensive than gasoline when purchased at a refueling station, but can be as much as 50 percent cheaper than gasoline if you fuel up with Phill, (link to photos of how-to fuel with Phill) the home refueling appliance. Mount it on a garage wallinside or outsideand refuel overnight and forget about trips to the fueling station. Abundant and clean-burning, natural gas is a domestic fuel that cuts CO2 emissions by 25 percent along with slashing operating costs.
Using the public CNG fueling station was actually easier than filling up (link goes to photos of fueling procedure) with gasoline also. No odor, and no chance of spills on you or your clothing. Choose the correct PSI, fit the connection over the nozzle, set the valve to fill, and flip the lever on the pump. In less than one minute, the tank was full.
The CNG tank does take up a significant amount of trunk space although Christine had no problem fitting a full weeks worth of groceries in the backbut forget the versatile split-folding rear seats of the other Civic models.
Any other drawbacks? Well, in extremely cold temps (0ºF and lower), cold start issues could arise. The label actually reads: Warning: Do not fill the fuel tank on this vehicle if the outside temperature is below -4ºF (-20ºC). Resulting damage may cause CNG leaks. Thats just the nature of the fuel. But thats one splinter-sized complaint when facing all the satisfactions the GX brings to the table.
Next page: Motion potion, the Enviro-meter, who should buy it, pros and cons



