Fluid · A/C Refrigerant
A/C Refrigerant
for 2003 Isuzu Ascender 4.2L I6 · 4WD
Fluid Type
R-134a
Data quality
✓ Verified
Cross-checked against OEM or multiple independent sources.
Notes
With rear A/C (dual system): 44 oz total. GMT360 platform (shared with TrailBlazer/Envoy). Rear A/C charge for extended wheelbase 7-passenger models. Always verify against the underhood charge label when legible — charge weight is a fill-to spec, not an estimate.