TP2 Factory-verified

GMC · Regular Production Option

Battery, auxiliary

Years 1984, 1986–89, 1998–09, 2014 Models 11 Factory citations 34

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Also described as Battery, auxiliary, camperBattery, auxiliary (dual battery provisions)

Also documented for Cadillac Chevrolet

Documented applications

Sierra — GMT400 (1988–2000)

1998–2000 Factory-verified

GM factory document — 1998 gmc gmc c pickup 2wd rpo code list, p.1.
GM factory document — 1999 gmc gmc c pickup 2wd rpo code list, p.1.
GM factory document — 2000 gmc gmc c pickup 2wd rpo code list, p.1.

Sierra — GMT800 (1999–2007)

1999–2007 Factory-verified

GM factory document — 1999 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2007 gmc sierra classic 2wd rpo code list, p.1.

Sierra — GMT900 (2007–2013)

2009 Factory-verified

GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.

Sierra HD — GMT800 (2001–2007)

2001–2007 Factory-verified

GM factory document — 2001 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2002 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2003 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2004 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2005 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2006 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2007 gmc sierra classic 2wd rpo code list, p.1.

Sierra HD — GMT900 (2007–2014)

2007–2009, 2014 Factory-verified

GM factory document — 2007 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.
GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.

Sierra — Square body (1983–1991)

1984, 1986, 1987 Factory-verified

shared platform code; cited from the square-body C/K pickup kits

GM Heritage factory kit — 1984 Chevrolet Truck, p.43.
GM Heritage factory kit — 1986 Chevrolet Truck, p.160.
GM Heritage factory kit — 1987 Chevrolet Truck, p.56.

Suburban — GMT400 (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 gmc gmc suburban 2wd rpo code list, p.1.
GM factory document — 1999 gmc gmc suburban 2wd rpo code list, p.1.

Suburban — Square body (1983–1991)

1984, 1986–1989 Factory-verified

not with B3J; shared square-body platform code; cited from the Chevrolet Suburban kit

GM Heritage factory kit — 1984 Chevrolet Suburban, p.18.
GM Heritage factory kit — 1986 Chevrolet Suburban, p.18.
GM Heritage factory kit — 1987 Chevrolet Suburban, p.24.
GM Heritage factory kit — 1988 Chevrolet Suburban, p.17.
GM Heritage factory kit — 1989 Chevrolet Suburban, p.15.

Vandura and Rally — Second generation G-series (1983–1996)

1984 Factory-verified

cutaway and Hi-Cube vans; not available with B3J diesel equipment; 1984 from the February 1984 data book pages in the mislabelled G-Van kit file; shared G-van platform code; cited from the Chevrolet G-Van kit

GM Heritage factory kit — 1985 Chevrolet G Van, p.83.

Yukon — GMT400 (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 gmc yukon 2wd rpo code list, p.1.
GM factory document — 1999 gmc yukon 2wd rpo code list, p.1.

Yukon — GMT800 (2000–2006)

2000–2002 Factory-verified

the 2000 list words it as provisions for dual batteries, not available with the V6

GM factory document — 2000 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2001 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2002 gmc yukon 2wd rpo code list, p.1.

This page aggregates every documented appearance of TP2 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.