I just looked up these two cars on Remco and they indicate that the Cruz requires a lube pump to be installed and cannot be towed four down without it.
As for the Sonic, Remco has no info.
Hope this helps
Ron
Ron & Sandie
2013 Tiffin Phaeton 42LH Cummins ISL 400hp
Toad: 2011 GMC Terrain SLT2
Tow Bar: Sterling AT
Toad Brakes: Unified by U.S. Gear
TPMS: Pressure Pro
Member of: GS, FMCA, Allegro
RETIRED!! How sweet it is....