oil change GMC C-SERIES 1999 User Guide

GMC C-SERIES 1999 User Guide C-SERIES 1999 GMC GMC https://www.carmanualsonline.info/img/44/57832/w960_57832-0.png GMC C-SERIES 1999 User Guide

Page 258 of 328

GMC C-SERIES 1999 User Guide yellowblue     
6-60
Use a clean cloth or sponge, and change to a 
clean area often. A soft brush may be used if stains
are stubborn.
If a ring forms on fabric after spot cleaning, clean the
entire

Page 272 of 328

GMC C-SERIES 1999 User Guide yellowblue     
6-74
Replacement Bulbs
It is recommended that you use an AC type bulb
whenever you need to replace one.
Before you replace any bulbs, be sure that all lamps are
off and the engine isn

Page 273 of 328

GMC C-SERIES 1999 User Guide yellowblue     
6-75
Extending the recommended oil change interval requires
the use of an infrared oil analysis program which shows
the condition of the oil and its additives. For more
information, co

Page 281 of 328

GMC C-SERIES 1999 User Guide yellowblue     
7-5
Scheduled Maintenance
The services shown in this schedule up to 100,000 miles
(166 000 km) should be performed after 100,000 miles
(166 000 km) at the same intervals. The services

Page 293 of 328

GMC C-SERIES 1999 User Guide yellowblue     
7-17 99,000 Miles (165 000 km)
Engine oil and filter service. (3)(9)
Check fluid levels (or every 3 months, whichever
occurs first). (1)(2)(6)
100,000 Miles (166 000 km)
Change powe

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GMC C-SERIES 1999 User Guide yellowblue     
7-18 Footnotes
 = The U.S. Environmental Protection Agency or the
California Air Resources Board has determined that the
failure to perform this maintenance item will not nullify
the

Page 296 of 328

GMC C-SERIES 1999 User Guide yellowblue     
7-20
(16) = Check spring-to-axle U-bolts and shackle bolts
for proper torque. See the service manual for torque
sequence and specifications. When parts are replaced,
the torque must be

Page 297 of 328

GMC C-SERIES 1999 User Guide yellowblue     
7-21
(25) = Check thermostatically controlled air cleaner
installation to make certain that all ducts are connected and
correctly installed. Also, check valve for proper operation.
(26

Page 322 of 328

GMC C-SERIES 1999 User Guide yellowblue     
9-4
Engine (Continued)
Fuse Blocks 6-69, 6-72 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Identification 6-67 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Page 323 of 328

GMC C-SERIES 1999 User Guide yellowblue     
9-5
Gages
Air Pressure 2-69 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Engine Coolant Temperature 2-61 . . . . . . . . . . . . . . . . . . . . 
Engine Oil Press
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