Fluid · Engine Oil
Engine Oil
for 1988 GMC K1500 6.2L V8 · 4WD
Fluid Type
15W-40 diesel engine oil
Spec: API CF or CD
Capacity
7qt
6.62 L
Drain & Refill
7 qt
6.62 L
Change Interval
3,000 mi
4,827 km
Notes
6.2L Detroit Diesel capacity with filter. Early diesels benefit from frequent changes.
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