GM Service Manual Online
For 1990-2009 cars only

Truck Line

Model

Caster L-R

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 .

C1500

Silverado, Sierra w/16" Tires

Reg, Ext Cab or Crew Cab

3.75° ± 1.00°

4.00° ± 1.00°

- 0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

- 1.0° ± 3.5°

C/K 1500

Silverado, Sierra w/17" Tires

Reg, Ext Cab or Crew Cab

3.85° ± 1.00°

4.00° ± 1.00°

- 0.15° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

- 1.0° ± 3.5°

C1500HD

Silverado, Sierra w/16" Tires

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°

K1500

Silverado, Sierra w/16" Tires

Reg, Ext Cab or Crew Cab

3.80° ± 1.00°

4.10° ± 1.00°

- 0.30° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

- 1.0° ± 3.5°

K1500

Sierra Denali w/17" Tires

Reg, Ext Cab or Crew Cab

3.60° ± 1.00°

4.30° ± 1.00°

-0.70° ± 0.50°

+0.25° ± 0.50°

0.00°± 0.50°

+0.10° ± 0.20°

- 1.0° ± 3.5°

K1500

Sierra Denali w/20" Tires

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°

C1500/K 1500

Silverado/Silverado SS/Sierra, w/20" Tires

4.10° ± 1.00°

5.10° ± 1.00°

-1.00° ± 0.50°

-0.10° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

- 1.0° ± 3.5°

K1500HD

Silverado, Sierra

Crew Cab

4.25° ± 1.00°

4.50° ± 1.00°

-0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

- 1.0° ± 3.5°

C2500LD

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°

K2500LD

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.25° ± 1.00°

4.50° ± 1.00°

-0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

C2500HD

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.25° ± 1.00°

4.50° ± 1.00°

-0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

K2500HD

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.25° ± 1.00°

4.50° ± 1.00°

-0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

C3500/3600

Silverado, Sierra

Reg, Ext Cab or Crew Cab

4.25° ± 1.00°

4.50° ± 1.00°

-0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

K3500/3600

Silverado, Sierra w/Dually

Reg, Ext Cab or Crew Cab

4.25° ± 1.00°

4.50° ± 1.00°

-0.25° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

K3500/3600

Silverado, Sierra Non-Dually

Reg, Ext Cab

4.50° ± 1.00°

5.00° ± 1.00°

-0.50° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

C/K 1500

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°

Thrust Angle

0.00° ± 0.15°