Fluid · Transfer Case
Transfer Case
for 2003 Chevrolet Suburban 2500 8.1L V8 Vortec · 4WD
Fluid Type
AutoTrac II fluid or Dexron III ATF
Spec: GM Part No. 12346140 (AutoTrac) or Dexron III
Capacity
2qt
1.89 L
Drain & Refill
2 qt
1.89 L
Change Interval
50,000 mi
80,450 km
Data quality
✓ Verified
Cross-checked against OEM or multiple independent sources.
Notes
NV263 or NP246; 4WD models only
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