- 1984–1987 Single-source
FE3 Factory-verified
Also described as Sport suspension
Also documented for CadillacChevroletGMCOldsmobilePontiacSaturn
Documented applications
- 1998–2005 Factory-verified
- 2006–2008 Factory-verified
TriShield agrees on the meaning.
- 1998–2004 Factory-verified
- 2002–2005 Factory-verified
The 2002 list reads "Rear Suspension AWD: Short/Long Arm Independent Rear Suspension With Coil Springs And Monotube Shocks".
- 1998–1999 Factory-verified
- 2005–2007 Factory-verified
This page aggregates every documented appearance of FE3 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.