GM is the biggest auto group in America, it owns marques like Chevrolet and Cadillac. Of particular interest is how it uses these marques. Chevrolet seems to be its entry-level marque, while Cadillac is its ultimate expression of luxury. Coming to SUVs the Chevrolet Tahoe is its entry level trim, while the GMC Yukon happens to be its mid-trim, while the Cadillac Escalade is its upmarket offering. Comparing the Chevrolet Tahoe and GMC Yukon, they are virtually the same car with different pricing regimes.