M15 ✓ Factory-verified

Saturn · Regular Production Option

Transmission, automatic 4 speed, HMD, 4T65-E, enhanced electronic

Years 2005–07 Models 1 Factory citations 3

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Also documented for BuickChevroletOldsmobilePontiac

Documented applications

Relay — U-body / GMT201 (2005–2007) →

• 2005–2007 ✓ Factory-verified
  ⛭ GM factory document — 2005 saturn relay awd rpo code list, p.1.

  ⛭ GM factory document — 2006 saturn relay awd rpo code list, p.1.

  ⛭ GM factory document — 2007 saturn relay rpo code list, p.1.

This page aggregates every documented appearance of M15 in the Saturn reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.