Mirror, inside rearview, light sensitive, with dual reading lamps

Years 1998–99 Models 2 Factory citations 4

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Also documented for Chevrolet Oldsmobile Pontiac

Documented applications

Jimmy — second generation (1995–2001)

1998, 1999 Factory-verified

GM factory document — 1998 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 1999 gmc jimmy 4wd rpo code list, p.1.

Sonoma — second generation (1994–2004)

1998–1999 Factory-verified

GM factory document — 1998 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 1999 gmc sonoma pickup 4wd rpo code list, p.1.

This page aggregates every documented appearance of DD6 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.