1999 GMC Sonoma Owner's Manual - Page 309

yellowblue Section 7 Maintenance Schedule This section covers the maintenance required for your vehicle. Your vehicle needs these services to retain its safety, dependability and emission control performance. 7-2 7-4 7-8 7-29 Introduction Part A: Scheduled Maintenance Services Short Trip/City Scheduled Maintenance Long Trip/Highway Scheduled Maintenance 7-42 7-46 7-48 7-51 Part B: Owner Checks and Services Part C: Periodic Maintenance Inspections Part D: Recommended Fluids and Lubricants Part E: Maintenance Record 7- 7-1