1997 Chevrolet Blazer Owner's Manual - Page 369

Part C: Periodic Maintenance Inspections Listed below are inspections and services which should be performed at least twice a year (for instance. each spring and fall). You should let your GM dealer's service department or other qualified service center do these jobs. Make sure any necessary repairs are completed at cme. Proper procedures to perform these services may be found in a CM service manual. See "Service and Owner Publications" in the Index. Exhaust System Inspection Inspect the complete exhaust system. Inspect the body near the exhaust system. Look for broken, damaged. missing or out-of-position parts as well as open seams, holes. loose 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. Radiator and HeaterHose Inspection Inspect the hoses and have them replaced if they are cracked, swollen or deteriorated. Inspect all pipes, fittings and clamps; replace as needed. Steering, Suspensionand Front Drive Axle Boot and Seal Inspection Inspect the front m d rear suspension and steering system for datna_ced.loose or missing parts. signs of wear or lack o f lubrication. Inspect the power steering lines and hoses for proper hook-up, binding, leaks, cracks. chafing. ctc. Clean and then inspect the drive tears or leakage. Replace axle hoot seals for dm~age. seal5 if nccessq'. Throttle Linkage Inspection Inspect the throttle linkaze for interference or binding. and for damage or missing parts. Replace parts as needed. Replace any cables that have high effort or excessive wear. Do not lubricate accelerator and cruise control cables.