GMC Sonoma 2001 Owner's Manual page 370

Long Trip/Highway Scheduled Maintenance
7,500 Miles (12 500 km)
j
Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service.
j
Lubricate chassis components (or every 12 months, whichever occurs first).
(See footnote #.)
j
Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking. (See footnote **.)
j
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote +.)
15,000 Miles (25 000 km)
j
Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service.
j
Lubricate chassis components (or every 12 months, whichever occurs first).
(See footnote #.)
j
Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking. (See footnote **.)
DATE
ACTUAL
MILEAGE
DATE
ACTUAL
MILEAGE
(Continued)
SERVICED BY:
SERVICED BY:
7-31