Chevrolet 2007 Avalanche Owner's Manual page 557

Engine
5.3L
5.3L V8 Flexible Fuel
with Active Fuel Management™
(Iron)
5.3L V8 Flexible Fuel
with Active Fuel Management™
(Aluminum Block)
6.0L V8
with Active Fuel Management™
Engine Specifications
VIN Code
J
0
3
Y
I n f o r ma t i o n P r o v i d e d b y :
Transmission
Automatic
Automatic
Automatic
Automatic
Spark Plug Gap
0.040 in (1.01 mm)
0.040 in (1.01 mm)
0.040 in (1.01 mm)
0.040 in (1.01 mm)
557