This factory original service manual contains procedures for diagnosis, maintenance, adjustments, minor service operations, replacement of components and for the disassembly and assembly of major components for your 1990 Chevrolet LUMINA APV mini van Models. Wiring diagrams and Body information are included this book. This manual measure about 1 1/2" thick. This would be perfect for display when showing your classic car. This is the manual the dealership technicians would have use when diagnosing and repairing these vehicles. CURRENTY WE ARE ONLY ABLE TO SHIP ON SATURDAYS!