Ron Carter 5-Star Promise: We Deliver Cadillac Test Drives to Your Door, We Will Beat Any other New Cadillac Dealer offer by $1,000, We Will Buy Your Car for $500 More Than Anyone, Loaners for Owners Delivered to Your Door. See Ron Carter for details. Get the right car at the right price. The Cadillac XT4 is a luxury compact SUV, competing with other small SUVs and crossovers such as the Mercedes GLA and BMW X1.. This SUV's sunroof is the perfect way to accent a road trip. Why look any further? Go green with this fuel efficient vehicle sporting an EPA estimated 26 MPG combined fuel rating. This XT4 includes: rear view camera, power mirrors, smart steering wheel controls, tinted/privacy glass and anti-theft system. Offers to purchase may only be made following purchaser test drive. No dealers.