GM Service Manual Online
For 1990-2009 cars only

Truck Line

Model

Caster

Cross Caster (L-R)

Camber

Cross Camber (L-R)

Total Toe

Steering Wheel Angle

Left

Right

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

Tahoe, Yukon, Yukon XL, Suburban, Avalanche w/16" tires

3.90° ± 1.00°

4.70° ± 1.00°

-0.80° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

C15

Avalanche w/ 17" tires

4.10° ± 1.00°

4.70° ± 1.00°

-0.60° ± 0.50°

0.25° ± 0.50°

0.00° ± 0.50°

0.10° ± 0.20°

-1.0° ± 3.5°

K15

Tahoe, Yukon, Yukon XL, Suburban, Avalanche w/16" 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°

K15

Suburban, Yukon Denali, Yukon Denali XL, Escalade, Escalade EXT, Avalanche w/17" tires

3.80° ± 1.00°

4.50° ± 1.00°

-0.70° ± 0.50°

+0.25° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

C15

Escalade

4.10° ± 1.00°

4.70° ± 1.00°

-0.60° ± 0.50°

+0.50° ± 0.50°

0.00° ± 0.50°

+0.10° ± 0.20°

-1.0° ± 3.5°

C25/K25

Suburban, Yukon XL, Avalanche, Escalade EXT

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°

C/K 25

Suburban/Crew Cab with Rear Wheel Steering -- Values are for the rear of the vehicle.

--

--

--

-0.50° ± 0.050°

--

0.00° ± 0.20°

-1.0° ± 3.5°