Maximum Oil Change Intervals For Oil Grade Gm-Ll-A-025; Information Regarding Oil Grade - Vauxhall Corsa Owner's Manual

Maximum oil change intervals for oil grade GM-LL-A-025

Interval Engine code
Max. 2 years or Z 10 XEP,
approx. 25,000 miles Z 12 XE,
(35,000 km) Z 14 XE,
Z 14 XEP,
Z 16 SE,
Z 18 XE
Max. 2 years or Z 13 DT,
30,000 miles Y 17 DTL,
(50,000 km) Y 17 DT,
Z 17 DTH
Quality classes
GM-LL-A-025
GM-LL-B-025

Information regarding oil grade

GM-LL-A-025 or GM-LL-B-025
GM = General Motors
LL = Long Life
A or B = Internal designation
025 = Validity index
Higher validity indices indicate
progressively more refined classifications.
Oils with higher validity indices can be
used.
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