Engine Firing Orders: 1999

Cadillac	Catera	3.0 liter DOHC V-6 VIN "R"
Cadillac	DeVille	4.6 liter DOHC V-8 VIN "Y"
Cadillac	DeVille Concours	4.6 liter DOHC V-8 VIN "9"
Cadillac	DeVille d Elegance	4.6 liter DOHC V-8 VIN "Y"
Cadillac	Eldorado	4.6 liter DOHC V-8 VIN "Y"
Cadillac	Eldorado Touring	4.6 liter DOHC V-8 VIN "9"
Cadillac	Seville SLS	4.6 liter DOHC V-8 VIN "Y"
Cadillac	Seville STS	4.6 liter DOHC V-8 VIN "9"

Cadillac Truck

Escalade

5.7 liter V-8 VIN "R"

Additional Information provided courtesy of AllData