Since your 2003 GMC Sonoma has the roll pan, the correct hitch for your truck is the Draw-Tite Trailer Hitch item # 75085. This hitch is custom fit and bolts to your Sonoma with included hardware.
If you are planning on towing you will also need a wiring harness item # C55359 and a ball mount kit item # C45534.
I also recommend using the No-Drill Mount Bracket item # 18136 and the item # C42CR to secure the 4-way connector to your hitch. This will put it in an easy to reach spot and... view full answer...
The Air Lift Ride Control Air Helper Springs item # AL59529 for Chevrolet S-10s have an air pressure range of 5 psi - 100 psi. The psi will be determined based on your comfort desire and the weight of the load being put on your S-10.
I recommend adding the Air Lift WirelessAIR Compressor System for Air Helper Springs - Remote - Bluetooth - EZ Mount item # AL74000EZ. Air Lift's premium, wireless, onboard compressor system with Bluetooth allows you to fill your air springs at the touch of... view full answer...