sentences:  Under the joint venture, GMC trucks were phased out in favor of White-designed Volvo GM products.The GMC Astro ceased production after the 1987 model year (coincidentally, two years after Chevrolet launched a van with the same name).Although Volvo GM would continue sales of COE trucks under the White GMC and Western Star brands (the WhiteGMC WH and Western Star Cabover; both versions of the White Road Commander II), the GMC Astro was never directly replaced by Volvo GM, Volvo, or General Motors.