- 2025–2027 Factory-verified
Also described as Body equipment, liftgateLiftgate, rear, manual, fixed glassLiftgate, rear, manualBody equipment, liftgate (manual)Body equipment, lift gate, manual
Also documented for BuickGMCOldsmobileSaturn
Documented applications
- 1997–2004 Factory-verifiedGM Heritage factory kit — 1997 Chevrolet S 10 Blazer, p.12.GM Heritage factory kit — 1998 Chevrolet S 10 Blazer, p.22.GM Heritage factory kit — 1999 Chevrolet S 10 Blazer, p.34.
- 2025–2027 Factory-verified
2025–2027: S in LT 1; not offered in LT 2, RS
- 2025–2027 Factory-verified
S: LT; not offered: ACTIV, RS
- 2015–2019 Factory-verified
LS: S; LT, LTZ: not available; 2018–2019 from GM's 2018 and 2019 Suburban order guides (GM Authority copies)
- 2022–2023, 2025–2027 Factory-verified
2027: LS: S
- 2015–2019 Factory-verified
LS: S; LT, LTZ: not available; 2018–2019 from GM's 2018 and 2019 Tahoe order guides (GM Authority copies)
- 2022–2023, 2025–2027 Factory-verified
2027: FL, LS, Police Package, Special Service: S
- 2025–2027 Factory-verified
2025–2026: all trims: S; 2027: LS, LT, RS: S
- 2002–2009 Factory-verifiedGM Heritage factory kit — 2002 Chevrolet Trailblazer, p.28.
- 2009, 2015 Factory-verified
the 2015 guide reads manual rear liftgate.
- 2025–2026 Factory-verified
all trims: S
This page aggregates every documented appearance of TB4 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.