GM Service Manual Online
For 1990-2009 cars only

Perform the following services during the first maintenance (Maintenance--I or Maintenance--II) after the indicated kilometers (miles) shown for each item.

Service

41 500 km (25,000 mi)

83 000 km (50,000 mi)

125 000 km (75,000 mi)

166 000 km (100,000 mi)

207 500 km (125,000 mi)

240 000 km (150,000 mi)

Inspect the fuel system for damage or leaks.

X

X

X

X

X

X

Inspect the exhaust system for loose or damaged components.

X

X

X

X

X

X

Replace the engine air cleaner filter. Refer to Air Cleaner Element Replacement .

X

X

X

X

X

X

6-speed manual transmission only: Change clutch fluid. Refer to footnote (18) in Maintenance Footnotes .

X

X

X

X

X

X

Allison Transmission only: For severe service, change the automatic transmission fluid and external transmission filter. Refer to footnote (10) in Maintenance Footnotes .

X

X

X

X

X

X

Allison Transmission only: For normal service, change the automatic transmission fluid and external transmission filter.

--

X

--

X

--

X

Change the transfer case fluid. Refer to footnote (9) in Maintenance Footnotes .

--

X

--

X

--

X

Except Allison: For sever service, Change automatic transmission fluid and filter. Refer to footnote (15) in Maintenance Footnotes .

--

X

--

X

--

X

Except Allison: For normal service, Change automatic transmission fluid and filter.

--

--

--

X

--

--

Four-wheel drive with automatic transfer case only: Change transfer case fluid. Refer to footnote (13) in Maintenance Footnotes .

--

X

--

X

--

X

Inspect the evaporative control system. Refer to footnotes (1) and (16) in Maintenance Footnotes .

--

X

--

X

--

X

Replace the spark plugs and inspect spark plug wires.

--

--

--

X

--

--

Engine cooling system service or every 5 years, whichever occurs first. Refer to footnote (11) in Maintenance Footnotes .

--

--

--

--

--

X

Inspect the engine accessory drive belt.

--

--

--

--

--

X

5-speed manual transmission only: Change manual transmission fluid.

--

--

--

--

--

X