Kia Optima Owner's Manual page 320

Maintenance
NORMAL MAINTENANCE SCHEDULE (CONT.)
135,000 miles (216,000 km) or 108 months
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Inspect air conditioning refrigerant
❑ Inspect brake hoses and lines
❑ Inspect drive shafts and boots
❑ Inspect exhaust pipe and muffler
❑ Inspect front disc brake/pads, calipers and rotors
❑ Inspect steering gear box, linkage & boots/lower arm ball joint,
upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Inspect drive belt (auto-tensioner, generator, p/str'g, a/con, w/pump)
(First, 60,000 miles (96,000 km) or 48 months
after every 15,000 miles (24,000 km) or 12 months)
❑ Replace climate control air filter (for evaporator and blower unit)
❑ Inspect rear disc brake/pads, parking brake
❑ Replace engine oil and filter (2.4 GDI)
(135,000 miles (216,000 km) or 216 months)
❑ Add fuel additive *
3
❑ Replace spark plugs (iridium coated), 2.0 T-GDI
7 16
142,500 miles (228,000 km) or 114 months
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Replace engine oil and filter (2.4 GDI)
(142,500 miles (228,000 km) or 228 months)
❑ Add fuel additive *
3
* 3 : If TOP TIER Detergent Gasoline is not available, one bottle of additive is rec-
ommended. Additives are available from your authorized Kia dealer along
with information on how to use them. Do not mix other additives.