How to service and repair the steering knuckle on GMC C3500?

In order to service and repair the Steering Knuckle, first raise the vehicle and support it on viable safety stands. Take your tire and wheel off then pull out the bolt that is holding the key support to the caliper. Use a brass punch and hammer to knock out the support key and spring, after which the caliper assembly is removed. Next, remove the cotter pin and nut that hold the Tie Rod to the steering arm, and use the pitman arm puller (J 26813-B) to pull the Tie Rod off the steering arm. Move on to remove the brake rotor, the bolts holding the brake caliper mounting bracket, and the brake caliper dust shield. Then remove the upper and lower Steering Knuckle cap and gasket. Remove the king pin lock pin then using a drift drive out the king pins which will also take out the spacers and bushlings (8,12). Remove the steering knuck from the axle, as well as the dust seal, shim, and thrust bearing. For installation, install the bushings (8,12) and drill them to a size from 29.982 - 30.022 mm (1.1804 - 1.1820 inch). Then, be sure to install the Steering Knuckle, followed by the thrust bearing shim and dust seal and make sure to lubricate the thrust bearing. Attaching the king pin and locking pin, lubricating the king pin and attaching the spacers in the right order. Mount the lock pin retaining nut and washer, apply tightening of the nut to 40 nm (29 ft. Lbs.). Settle the gaskets on (6,13) and then the steering knuckles (5,14) and the brake caliper dust shield. Mount the brake rotor and the brake caliper mounting bracket and bolts by tightening the mounting bolts to 105 nm (78 ft. Lbs.). Finally, fix the brake caliper, the key support to the caliper, and the bolt that holds the key support to the caliper and tighten it to 20 nm (15 ft. Lbs). Grease the king pins, replace the tire and wheel, remove from the safety stands, and lower the vehicle.

OEM GMC C3500 Steering Knuckle

Front Steering Knuckle

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18 Steering Knuckles found

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GMC C3500 Knuckle
Part Number: 15589435
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1990 GMC C3500 | Sierra, Sierra SLE, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Steering Knuckle, Passenger Side
Part Number: 475084
Product Specifications
- Other Name: Knuckle Assembly-Steering Right-Hand; Knuckle; Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Steering Knuckle, Driver Side
Part Number: 475083
Product Specifications
- Other Name: Knuckle Assembly-Steering Left-Hand; Knuckle; Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Knuckle, Passenger Side
Part Number: 363736
Product Specifications
- Other Name: Knuckle Assembly-Steering Right-Hand; Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Knuckle, Passenger Side
Part Number: 18060574
Product Specifications
- Other Name: Knuckle Assembly, Steering; Knuckle, Steering
- Position: Passenger Side
- Replaces: 15981299
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991-2000 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Driver Side
Part Number: 18060573
Product Specifications
- Other Name: Knuckle Assembly, Steering; Knuckle, Steering
- Position: Driver Side
- Replaces: 15981298
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991-2000 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Passenger Side
Part Number: 15992492
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1996 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Driver Side
Part Number: 15992491
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1996 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Passenger Side
Part Number: 15981178
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1989-1996 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Driver Side
Part Number: 15981177
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1989-1996 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Driver Side
Part Number: 15537220
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Passenger Side
Part Number: 15537219
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Steering Knuckle, Passenger Side
Part Number: 14013072
Product Specifications
- Other Name: Knuckle Assembly, Steering; Knuckle; Knuckle Kit, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Steering Knuckle, Driver Side
Part Number: 14013071
Product Specifications
- Other Name: Knuckle Assembly, Steering; Knuckle; Knuckle Kit, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1986 GMC C3500 | Base, High Sierra, Sierra Classic | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle
Part Number: 18060575
Product Specifications
- Other Name: Knuckle Assembly, Steering; Knuckle, Steering
- Replaces: 15981300
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1989-2000 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Passenger Side
Part Number: 18060568
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Replaces: 15975272
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2000 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle, Driver Side
Part Number: 18060567
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Replaces: 15975271
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2000 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C3500 Knuckle
Part Number: 15739982
Product Specifications
- Other Name: Knuckle Assembly-Steering; Knuckle, Steering
- Replaces: 15956779
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991-2000 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS

GMC C3500 Steering Knuckle

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GMC C3500 Steering Knuckle Parts Questions & Experts Answers

Knuckle, Driver Side
18060567
Q: How to service and repair the steering knuckle on GMC C3500?
A: In order to service and repair the Steering Knuckle, first raise the vehicle and support it on viable safety stands. Take your tire and wheel off then pull out the bolt that is holding the key support to the caliper. Use a brass punch and hammer to knock out the support key and spring, after which the caliper assembly is removed. Next, remove the cotter pin and nut that hold the Tie Rod to the steering arm, and use the pitman arm puller (J 26813-B) to pull the Tie Rod off the steering arm. Move on to remove the brake rotor, the bolts holding the brake caliper mounting bracket, and the brake caliper dust shield. Then remove the upper and lower Steering Knuckle cap and gasket. Remove the king pin lock pin then using a drift drive out the king pins which will also take out the spacers and bushlings (8,12). Remove the steering knuck from the axle, as well as the dust seal, shim, and thrust bearing. For installation, install the bushings (8,12) and drill them to a size from 29.982 - 30.022 mm (1.1804 - 1.1820 inch). Then, be sure to install the Steering Knuckle, followed by the thrust bearing shim and dust seal and make sure to lubricate the thrust bearing. Attaching the king pin and locking pin, lubricating the king pin and attaching the spacers in the right order. Mount the lock pin retaining nut and washer, apply tightening of the nut to 40 nm (29 ft. Lbs.). Settle the gaskets on (6,13) and then the steering knuckles (5,14) and the brake caliper dust shield. Mount the brake rotor and the brake caliper mounting bracket and bolts by tightening the mounting bolts to 105 nm (78 ft. Lbs.). Finally, fix the brake caliper, the key support to the caliper, and the bolt that holds the key support to the caliper and tighten it to 20 nm (15 ft. Lbs). Grease the king pins, replace the tire and wheel, remove from the safety stands, and lower the vehicle.

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