Chevrolet 2005 SSR Pickup Owner's Manual page 322

Notice: The car engine must be running to avoid
draining the battery while running the air
compressor.
3. Start your vehicle.
4. Turn the compressor on (I) to inflate the tire.
CAUTION:
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Inflating something too much can make it
explode, and you or others could be injured.
Be sure to read the inflator instructions, and
inflate the tire to its recommended pressure.
Do not exceed 36 psi (248 kPa).
5-72
Notice: If the air compressor runs for more
than six minutes, at a time, it may overheat. The
excessive heat could damage the compressor.
Always operate the compressor for six minutes or
less when inflating a tire.
5. Inflate the tire to at
least 26 psi (179 kPa),
but not more than
36 psi (248 kPa).