LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 1991 >> Reatta 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Application >> Engine/VIN Id >> Engine Code Location
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Code Location

The locations of the stamped codes for each particular engine are listed below. Refer to MODEL COVERAGE & IDENTIFICATION  .

ENGINE CODE LOCATION

Engine Code Location(s)
LB4 On right front of engine, below cylinder head. On engine block, near oil filter.
LB9 On engine block, near oil filter.
LD2 On engine block, near starter.
LG0 On engine block, near starter.
LG5 On engine block, near starter.
LG7 On left front of engine block, below cylinder head.
LH0 On engine block, near starter.
LKO Information not available.
LLO Information not available.
LM3 On Left rear of engine block, on bellhousing flange.
LN3 On left front of engine, below cylinder head.
LO3 On right front of engine, below cylinder head. On engine block, near oil filter.
LO5 On left front of engine block, below cylinder head. On engine block, near oil filter.
LQ1 On engine block, near starter.
LR8 On left front of engine block, below cylinder head.
LT2 On left rear of engine block, on edge of flange casting.
LT3 On left rear of engine block, on edge of flange casting.
LV2 On left front of engine block, below cylinder head. On engine block, near oil filter.
L26 On left rear of engine block, below cylinder head.
L27 On left front of engine, below cylinder head.
L68 On left rear of engine block, below cylinder head mating surface.
L98 On engine block, near starter. On right front of engine block, below cylinder head.