Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-11348316) -
2018 - crc - 3/29/17
304
Technical Data
Engine Specifications
Engine
VIN Code
Transmission
Spark Plug Gap
2.5L L4 Engine
A
Automatic
0.95
–
1.10 mm (0.037
–
0.043 in)
3.6L V6 Engine
3
Automatic
0.95
–
1.10 mm (0.037
–
0.043 in)
Engine Drive Belt Routing
2.5L L4 Engine
3.6L V6 Engine