GMC T-Series 1999, Руководство пользователя, Страница: 271 / 344

yellow blue
Scheduled Maintenance (Except DURAMAX
t
DIESEL)
7-9
j Check air brake relay valve operation and check for
leaks (or every month, or every 300 hours,
whichever occurs first).
j Air brake chamber service (or every 2 months,
whichever occurs first). (41)
j Trailer brake hand control valve service (or every 3
months, or 900 hours, whichever occurs first). (42)
27,000 Miles (45 000 km)
j Engine oil and filter service. (3)(9)
j Check fluid levels (or every 3 months, whichever
occurs first). (1)(2)(6)
j Clean air conditioner filter (or every month,
whichever occurs first). See “Air Conditioner Filter”
in the Index.
30,000 Miles (50 000 km)
j Engine oil and filter service. (3)(9)
j Check fluid levels (or every 3 months, whichever
occurs first). (1)(2)(6)
j Chassis lubrication service (or every 6 months,
whichever occurs first). (12)
j Clean air conditioner filter (or every month,
whichever occurs first). See “Air Conditioner Filter”
in the Index.
j Replace fuel filter(s) (or every 12 months, whichever
occurs first). (3)
j Air cleaner filter replacement service (or every
24 months, whichever occurs first). (3)(4)(27)
j Steering system service. (13)
j Front and rear suspension service. (14)
j Spring
-
to
-
axle U
-
bolts and shackle bolts service. (16)
j Exhaust system service (or every 6 months,
whichever occurs first). (3)(4)(17)
j Air brake service (or every 6 months, whichever
occurs first). (39)
j Lubricate door hinge pins and rollers with engine oil.
j Wheels and tires service. (15)
j Hydraulic brake service (or every 6 months,
whichever occurs first). (7)
j Hydraulic parking brake service (or every 6 months,
whichever occurs first). (8)
(Continued)