Opel Automobile Owner's Manual page 190

190 Service and maintenance
Service operations
Check valve clearance, adjust
+
A 16 XER, A 18 XER
Replace toothed belt and tension roller,
+
A 16 XER, A 18 XER, A 16 LET
A 20 DTC, A 20 DTH, A 20 DTJ
A 20 DTR
Inspect power steering for leaks, check / correct oil level
Check hydraulic power steering (HPS) oil level (cap with dipstick)
Change engine oil and engine oil filter
+o Drain water from fuel filter, diesel (with high humidity and / or lower
grade fuel)
Replace and drain fuel filter, diesel (grade EN 590)
Visually inspect wheel mounting and suspension springs front and rear,
brake lines, brake pressure hoses, fuel lines and exhaust system
Check exterior of body/underbody corrosion protection and note any
damage in the Service and Warranty Booklet
In case of too high consumption / leakage, perform additional work with customer's agreement.
2)
by year
1)
km (x 1000)
1)
miles (x 1000) 1)
2)
1 2 3
30 60 90
20 40 60
Every 10 years / 150.000 km / 100,000 miles
Every 10 years / 150.000 km / 100,000 miles
Every 10 years / 120.000 km / 80,000 miles
X X X
X X X
X X X
X X X
X
X
X X X
4 5
120 150
80 100
X X
X X
X X
X X
X
X
X X