Nomad means Wanderer. On the Chevrolet it was a model designation for the Chevrolet Nomad station wagon.
rally sport
off road package including skid plates and 4 wheel drive
Work truck
It stands for (Heritage High Roof) HHR.
LS1 is the engine designation, introduced in 1997.
It hopefully means Luxory Touring. But as i was searching the same. http://ask.cars.com/2007/11/chevrolet-lt-tr.html Its here, but at in the comments.
It stands for Heritage High Roof (HHR). The design is based loosely on the 1949 Chevrolet Suburban.
S-10 = Chevrolet S series compact pickup truck.
The letters in "Chevrolet" do not stand for specific words; rather, it is the name of an automobile brand founded by Louis Chevrolet and William C. Durant in 1911. The name itself is a combination of the founder's last name and has become synonymous with American automotive culture. Chevrolet is known for producing a wide range of vehicles, from trucks to sports cars.
454 is total volume in cubic inches for all cylinders together. Chevy = Chevrolet. The brand.
stand behind it, stick the key in the keyhole and turning it left or right should do the trick. Next?