Transfer case, active, 2 speed, push button control

Years 1998–09 Models 15 Factory citations 83

Also described as Transfer case, New Venture Gear 246Transfer case, active, two speed, push button controlTransfer case, two speed, pushbutton controlTransfer case, active (Autotrac), 2-speed, push-button control

Also documented for Buick Cadillac GMC Oldsmobile

Documented applications

Avalanche — GMT800 (2002–2006)

2002–2006 Factory-verified

the 2002 list reads Transfer Case (Active) Push Button Control, 2 Speed

GM factory document — 2002 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet avalanche 2wd rpo code list, p.1.
GM Heritage factory kit — 2003 Chevrolet Avalanche, p.119.
GM Heritage factory kit — 2005 Chevrolet Avalanche, p.33.

Avalanche — GMT900 (2007–2013)

2007–2008 Factory-verified

One entry in each of the 2007 and 2008 lists words it as New Venture Gear 246.

GM factory document — 2007 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet avalanche 2wd rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Avalanche, p.30.

Blazer — S-10 second generation (1995–2005)

1999–2005 Factory-verified

1999 list reads automatic transfer case

GM factory document — 1999 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2000 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2001 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2002 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2003 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2004 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2005 chevrolet blazer 4wd rpo code list, p.1.
GM Heritage factory kit — 1999 Chevrolet S 10 Blazer, p.55.

C/K pickup — GMT400 (1988–2000)

1999, 2000 Factory-verified

GM factory document — 1999 chevrolet chevy c pickup 2wd rpo code list, p.1.
GM factory document — 2000 chevrolet chevy c pickup 2wd rpo code list, p.1.

S-10 pickup — Second generation (1994–2004)

1999–2004 Factory-verified

1999 list reads automatic transfer case. The 2002–2004 lists read as the 2000–2001 lists.

GM factory document — 1999 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2000 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2001 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2002 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2003 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2004 chevrolet s10 pickup 4wd rpo code list, p.1.

Silverado — GMT800 (1999–2007)

1999–2007 Factory-verified

GM factory document — 1999 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2007 chevrolet silverado classic 2wd rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Truck and Silverado, p.57.
GM Heritage factory kit — 2007 Chevrolet Silverado, p.60.

Silverado HD — GMT800 (2001–2007)

2001–2007 Factory-verified

GM factory document — 2001 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2007 chevrolet silverado classic 2wd rpo code list, p.1.
GM Heritage factory kit — 2001 Chevrolet Silverado HD, p.62.
GM Heritage factory kit — 2002 Chevrolet Silverado HD, p.41.

Silverado HD — GMT900 (2007–2014)

2007–2008 Disputed

printed in the 2007–2008 lists only; disputed: the 2007 and 2008 new-body Silverado lists print it in the heavy-duty half, but that half repeats the 2007 Silverado Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; both readings kept

GM factory document — 2007 chevrolet silverado 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet silverado 2wd rpo code list, p.1.

Suburban — GMT400 (1992–1999)

1998–1999 Factory-verified

The 1998 kit prints it as the Autotrac active transfer case

GM Heritage factory kit — 1998 Chevrolet Suburban, p.54.
GM factory document — 1999 chevrolet chevy suburban 2wd rpo code list, p.1.

Suburban — GMT800 (2000–2006)

2000–2006 Factory-verified

the 2002 list reads Transfer Case (Active) Push Button Control, 2 Speed; the 2000–2002 lists word it as the active transfer case, push button control, 2 speed

GM factory document — 2000 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2001 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet chevy suburban 2wd rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Suburban, p.47.
GM Heritage factory kit — 2003 Chevrolet Suburban, p.39.
GM Heritage factory kit — 2005 Chevrolet Suburban, p.136.

Suburban — GMT900 (2007–2014)

2007–2008 Factory-verified

One entry in each of the 2007 and 2008 lists words it as New Venture Gear 246.

GM factory document — 2007 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet chevy suburban 2wd rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Suburban, p.34, p.175.

Tahoe — GMT400 (1995–1999)

1998–1999 Factory-verified

The 1998 kit prints it as the Autotrac active transfer case

GM factory document — 1999 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 1998 Chevrolet Tahoe, p.43.
GM Heritage factory kit — 1999 Chevrolet Tahoe, p.16.

Tahoe — GMT800 (2000–2006)

2000–2006 Factory-verified

the 2002 list reads Transfer Case (Active) Push Button Control, 2 Speed; the 2000–2002 lists word it as the active transfer case, push button control, 2 speed

GM factory document — 2000 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2001 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Tahoe, p.47.
GM Heritage factory kit — 2001 Chevrolet Tahoe, p.44.
GM Heritage factory kit — 2002 Chevrolet Tahoe, p.30.
GM Heritage factory kit — 2003 Chevrolet Tahoe, p.32.
GM Heritage factory kit — 2005 Chevrolet Tahoe, p.136.
GM Heritage factory kit — 2006 Chevrolet Tahoe, p.110.

Tahoe — GMT900 (2007–2014)

2007–2008 Factory-verified

One entry in each of the 2007 and 2008 lists words it as New Venture Gear 246.

GM factory document — 2007 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Tahoe, p.28, p.132.

TrailBlazer — GMT360 (2002–2009)

2003–2009 Factory-verified

GM Heritage factory kit — 2004 Chevrolet Trailblazer, p.33.
GM factory document — 2003 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2007 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet trailblazer 2wd rpo code list, p.1.

This page aggregates every documented appearance of NP8 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.