Complex sentence: The 2007--present Chevrolet HHR panel was inspired by the Chevrolet Suburban panel truck, although the HHR is a compact crossover utility vehicle instead of a full-size truck like the Suburban.
Split into simpler sentences: The 2007--present Chevrolet HHR panel was inspired by the Chevrolet Suburban panel truck. Although the HHR is a compact crossover utility vehicle, instead of a full-size truck like the Suburban.