1997 Chevrolet Blazer Owner's Manual - Page 342

I Short TripKity Maintenance Schedule I 75,000 Miles (125 000 km) 0Change engine oil and filter (or every 3 months, whichever occursfirst). An Emission Control Service, 0Check 0Lubricate chassis components(or every 3 months, whichever occurs first). (See footnote#.) CI For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 0Inspect air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Emission Control Service. (See footnote?.) readfront axlef llid le.vel andadd ~ fluid as needed. Check constantvelocity joints and axle seals for leaking. (See footnote* *.) I DATE ACTUAL MILEAGE SERVICED B Y 7-23