Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2025TAHOE Z71, 6.2L ENG VIN LREPAIR AND DIAGNOSISSTEERINGPOWER STEERING SYSTEMSPECIFICATIONSFASTENER SPECIFICATIONS
2025 Chevrolet Tahoe Z71, 6.2L Eng VIN L
Fastener Specifications
2025 Chevrolet Tahoe Z71, 6.2L Eng VIN LSECTION Fastener Specifications
Electric Belt Drive Rack and Pinion Steering Gear
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Steering Gear Bolt - Upper [2x] | - | - | 100 N.m (74 lb ft) | Electric Belt Drive Rack and Pinion Steering Gear Replacement (- RC1) , or Electric Belt Drive Rack and Pinion Steering Gear Replacement (RC1) |
| 2 | Steering Gear Bolt - Lower [2x] | - | - | First Pass: 175 N.m (129 lb ft) Final Pass: 30 - 45 degrees |
Electric Belt Drive Rack and Pinion Steering Gear Replacement (- RC1) , or Electric Belt Drive Rack and Pinion Steering Gear Replacement (RC1) |
| 3 | Steering Gear Nut [2x] | - | - | - | Electric Belt Drive Rack and Pinion Steering Gear Replacement (- RC1) , or Electric Belt Drive Rack and Pinion Steering Gear Replacement (RC1) |
Power Steering Assist Motor
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Steering Gear Bolt @ Power Steering Assist Motor Belt Tension Access Cover [6x] | Yes | - | Steering Gear Bolt Sequence | Power Steering Assist Motor Replacement (- RC1) , or Power Steering Assist Motor Replacement (RC1) |
| 2 | Power Steering Assist Motor Seal @ Electric Belt Drive Rack and Pinion Steering Gear | Yes | - | - | Power Steering Assist Motor Replacement (- RC1) , or Power Steering Assist Motor Replacement (RC1) |
| 3 | Steering Gear Bolt @ Power Steering Assist Motor [4x] | Yes | - | 28 N.m (21 lb ft) | Power Steering Assist Motor Replacement (- RC1) , or Power Steering Assist Motor Replacement (RC1) |
| 4 | Electric Belt Drive Rack and Pinion Steering Gear Belt | Yes | - | - | Power Steering Assist Motor Replacement (- RC1) , or Power Steering Assist Motor Replacement (RC1) |
| 5 | Power Steering Assist Motor Seal @ Power Steering Assist Motor | Yes | - | - | Power Steering Assist Motor Replacement (- RC1) , or Power Steering Assist Motor Replacement (RC1) |
Steering Gear Boot
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Steering Gear Boot Inner Clamp | Yes | - | - | Steering Gear Boot Replacement (RC1) , or Steering Gear Boot Replacement (- RC1) |
| Steering Gear Bolt Sequence | |||||
|---|---|---|---|---|---|
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure |
| Metric (English) | |||||
| 1 | Steering Gear Bolt [6x] | Yes | - | 28 N.m (21 lb ft) | Power Steering Assist Motor Replacement (- RC1) , or Power Steering Assist Motor Replacement (RC1) |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.