GM Service Manual Online
For 1990-2009 cars only

Engine Content Specifications for GMC Truck Yukon Denali 2007

RPO

VIN

Displacement

Camshaft Position (CMP) Actuator Control System

Active Fuel Management Control System

E85 Capable

Block Material

LY2

C

4.8L

No

No

No

Iron

LC9

3

5.3L

No

Yes

Yes

Aluminum

LY5

J

5.3L

No

Yes

No

Iron

LMG

0

5.3L

No

Yes

Yes

Iron

LY6

K

6.0L

Yes

No

No

Iron

L76

Y

6.0L

Yes

Yes

No

Aluminum

L92

8

6.2L

Yes

Yes

No

Aluminum

    • First design L92 engines contain active fuel management hardware to include: valve lifters, lifter guides, camshaft, and valve lifter oil manifold. The system is inactive for the 2007 model year.
    • Second design L92 engines DO NOT contain active fuel management hardware and contain: non-active fuel management valve lifters, lifter guides, camshaft, and a valley cover to replace the valve lifter oil manifold.