1996 GMC Suburban Owner's Manual - Page 360

I Long Tripmighway Maintenance Schedule -- Gasoline Engines 30,000 Miles (50 000 km) 0Change engineoil and filter (or every 12 months, whichever occurs first). Alz 0 If your engine has a thermostatically controlled cooling fan, inspect all hoses and ducts for proper hook-up (or every 12 months, whichever occurs first). Be sure the valve works properly. This is LI Noise Emissior~Corzt~-ol Semite. Applic~lhle OIZIY t o wlrir-I~~.s in tlw Urlited Stcltes. sold E ~ ~ z i s sCor1tr.01 i o ~ ~ Ser-\?ice. 0Lubricate chassis components; see footnote # (or every 12 months, whichever occursfirst). 0Check readfront axlefluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. 'f:'g 0For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 0Replace fuel filter. AI?Emissior~Ct)rltrwlSr,-\?ic.c~. -t 0Vehicles With CVWR Above 8,500 lbs. Only: Inspect shields and underhood insulation for damage or looseness. Adjust or replace as required. This is IZ Noise E m i s s i o r ~ Control Service. Appliccrhle n \ ~ l to, \lehic.le.s s o l d in ~ the Uf1ited Stcltes. DATE ACTUAL MILEAGE SERVICED BY: 7-32