GU4 ✓ Factory-verified

Oldsmobile · Regular Production Option

Axle, rear, 3.08 ratio

Years 1998–01 Models 1 Factory citations 2

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Also documented for BuickCadillacChevroletGMCPontiac

Documented applications

Bravada — GMT330 (1996–2001) →

• 1998–2001 ✓ Factory-verified
  ⛭ GM factory document — 1998 oldsmobile bravada rpo code list, p.1.

  ⛭ GM factory document — 2001 oldsmobile bravada rpo code list, p.1.

This page aggregates every documented appearance of GU4 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.