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GTO V8-6.0L VIN U
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System Specifications
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System Specifications
REAR AXLE LUBRICANT
SAE 75W-140 GL-5 Synthetic Gear Oil (GM Part No. 89021809). With a complete drain and refill add 1 oz. (25 ml) of Limited-Slip Differential Friction Modifier 7098 (GM Part No. 89021958).