After a bit of looking, I answered my own question. The 2008 impala low pressure 134A air conditioning service port is located about 6 inches forward of the firewall, center of engine compartment. It is most easily viewed from the right side of the vehicle and it pointed in that direction.
The 2001 Chevrolet Impala low side service port can be found on the top of the air conditioner compressor. The port will be labeled as the low pressure port.
The engine thermostat, on a 2008 Chevy Impala 3.5 V6, is located on the lower front side of the engine. The thermostat will have a water hose going into the top of it.
The oil filter on the 2008 Chevy Impala 3.5 V6 is located to the front center of the engine and recessed underneath and slightly to the right (passenger) side just behind the front frame crossmember.
It's located under the cowl on the passenger side of the Impala.
Where is the low-side port located on a 1998 dodge neon?
Low side port for A/C is located on passenger side to the back of engine. about where the second spark plug forward
Under the dash on the passenger's side.
back side of engine toward the fire wall.
The A/C low side service port is by the Firewall, just below the Passenger's Side Windshield Wiper Arm.....
The 2008 Ford Escape OBD 2 port is under driver side dash left of steering column
2003 buick century were is the low side port for the freon enrty
The low side port is located on the air conditioner compressor. The low side port will be the entry for recharging your air conditioning system.