GM Service Manual Online
For 1990-2009 cars only

Truck Line

Model

Caster

Cross Caster, L-R

Camber

Cross Camber, L-R

Toe

Steering Wheel Angle

Important: Caster is relative to frame. The caster values must be compensated for the measured frame angle. Frame angle is positive when higher in the rear and negative when lower in the rear. Refer to Front Caster and Camber Adjustment .

C15

Silverado, Sierra

Reg or Ext Cab

3.50 ± 1.00

4.00 ± 1.00

- 0.50 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

Silverado, Sierra

Crew Cab

4.50 ± 1.00

4.75 ± 1.00

- 0.25 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

K15

Silverado, Sierra

Reg or Ext Cab

3.50 ± 1.00

4.50 ± 1.00

-1.00 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

Silverado, Sierra

Crew Cab

4.25 ± 1.00

4.75 ± 1.00

-0.50 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

C25LD

Silverado, Sierra

Reg or Ext Cab

4.50 ± 1.00

4.75 ± 1.00

-0.25 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

K25LD

Silverado, Sierra

Reg or Ext Cab

4.25 ± 1.00

4.75 ± 1.00

- 0.50 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

C25HD

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.25 ± 1.00

4.75 ± 1.00

- 0.50 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

K25HD

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.00 ± 1.00

4.75 ± 1.00

- 0.75 ± 0.50

+0.25 ± 0.50

0.00 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

C35/36

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.25 ± 1.00

4.75 +/- 1.00

-0.50 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

K35/36

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.00 ± 1.00

4.75 ± 1.00

- 0.75 ± 0.50

+0.25 ± 0.50

0.00 ± 0.50

+0.10 ± 0.20

- 1.0 ± 3.5

C/K 15

Silverado, Sierra with Rear Wheel Steering -- Values are for the rear of the vehicle.

--

--

--

-0.50 ± 0.50

--

0.00 ± 0.20

- 1.0 ± 3.5