GM XWD Transfer case oil UOA, 41K mi/67K km, Opel Insignia/Buick Regal

Joined
Dec 20, 2023
Messages
19
Location
Australia
2015 Opel Insignia (aka Buick Regal), same drive train as Saab 9-5 NG (2010-11)

1st drain, 41600 Miles/ 67000 km, GM OEM fill (GM 93165383), ~0.6L used
- replaced with Redline GL5 75w90, as recommended by Redline.

Front Power Transfer unit/ transfer case.

Wear + additives
PQ Index 136
Iron (Fe) 161
Chromium (Cr) 1
Nickel (Ni) <1
Copper (Cu) 1
Tin (Sn) 2
Lead (Pb) 1
Aluminium (Al) 5
Silicon (Si) 314
Sodium (Na) 1
Potassium (K) 3
Boron (B) 45
Molybdenum (Mo) 528
Zinc (Zn) 743
Magnesium (Mg) 1
Phosphorus (P) 2063
Calcium (Ca) 45
Lithium (Li) <1
Silver (Ag) <1
Barium (Ba) 3
Manganese (Mn) 2
Titanium (Ti) <1
Vanadium (V) <1
Cadmium (Cd) <1

Physicals
Water <0.1
Viscosity @ 40°C 68

Evaluation
All results appear acceptable for the initial sample received for this component, continue to sample at the normal rate
 
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