Thread: G01 Transfer Case Oil Change Process
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      03-22-2026, 07:53 AM   #55
dvrmstrng
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Drives: 2023 BMW X7
Join Date: Mar 2025
Location: Delaware

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Getting ready to do this service. Can anyone who has skipped ISTA chime in and let me know how it went. My car is a weekend toy and I figured I’d skip ISTA and just halve the interval for fluid changes.
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