Repair manual in english for Oldsmobile Full Size 1970-90 with rear wheel drive Custom Cruiser (’70 thru ’90), Olds Delta 88 (’70 thru ’85), Olds Delta 88 Brougham (’80 thru ’85), Olds Delta 88 Royale (’70 thru ’85), Olds Ninety-eight Luxury (’70 thru ’81), Olds Ninety-eight Regency (’73 thru ’81), Olds Ninety-eight Regency Brougham (’82 thru ’84), . With a Haynes manual, you can do it yourself…from simple maintenance to basic repairs. Haynes writes every book based on a complete teardown of the vehicle. We learn the best ways to do a job and that makes it quicker, easier and cheaper for you. Our books have clear instructions and plenty of photographs that show each step. Whether you’re a beginner or a pro, you can save big with Haynes! Only gas/petrol engines and no diesel!!! --Step-by-step procedures --Easy-to-follow photos --Complete troubleshooting section --Valuable short cuts --Color spark plug diagnosis Complete coverage for your Buick, Oldsmobile & Pontiac Full-size models covering --Routine Maintenance --Tune-up procedures --Engine repair --Cooling and heating --Air Conditioning --Fuel and exhaust --Emissions control --Ignition --Brakes --Suspension and steering --Electrical systems --Wiring diagrams