1997 Buick Riviera Owner's Manual - Page 356

Part C: Periodic Maintenance Inspections connections or other conditions which could cause a heat build-up in the floor pan or could let exhaust fumes into the vehicle. See "Engine Exhaust" in the Index. Listed beloware inspections and services which should be performed at least twice a year (for instance, each Radiator and Heater Hose Inspection spring andfall). You should let your GM dealer's Inspect the hoses and have them replaced if they are service departmentor other qualified service center do cracked, swollen or deteriorated. Inspect all pipes, these jobs. Make sure any necessary repairs are fittings and clamps; replace as needed. completed at once. r .rottle Linkage Inspection Proper procedures to perform these services may be found in a GM service manual. See "Service and Owner mspect the throttle linkagefor interference or binding, Publications" in the Index. and for damage or missing parts. Replace parts as or needed. Replace any cables that have high effort Steering, Suspension and Front Drive Axle excessive wear.Do not lubricate accelerator and cruise Boot and Seal Inspection control cables. Inspect the front and rear suspension and steering system for damaged, loose or missing parts, signs of Brake System Inspection wear or lackof lubrication. Inspectthe power steering Inspect the complete system. Inspect brake lines and lines and hosesfor proper hook-up, binding, leaks, hoses for proper hook-up, binding, leaks, cracks, cracks, chafing,etc. Clean and then inspect the drive chafing, etc. Inspect disc brake pads wear and rotors for axle boot sealsfor damage, tears or leakage. Replace for surface condition. Inspect other brake parts, seals if necessary. including calipers, parking brake, etc. may need to You Exhaust System Inspection if have your brakes inspected more often your driving Inspect the complete exhaust system. Inspect the body near habits or conditions result in frequent braking. the exhaust system.Look for broken, damaged, missing or out-of-position parts as well as open seams, holes, loose 7-43