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.
Installation Procedure
- Install the generator bracket.NOTE: Refer to Fastener Notice in Cautions and Notices.
- Install the generator bracket bolts and nut.
Tighten: Tighten the bolts/nut to 41 N.m (30 lb ft).
- Install the drive belt idler pulley. Refer to Drive Belt Idler Pulley Replacement - Right or Drive Belt Idler Pulley Replacement - without Air Conditioning in Engine Mechanical - 4.3L.
- Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement in Engine Mechanical - 4.3L.
- Install the generator. Refer to Generator Replacement (4.3L Engine) or Generator Replacement (4.8L, 5.3L, and 6.0L Engines) or Generator Replacement (6.6L (LB7) Engine) or Generator Replacement (6.6L (LLY) Engine) or Generator Replacement (8.1L Engine) .
- Install the heater hose bracket bolt.
Tighten: Tighten the bolt to 25 N.m (18 lb ft).
- Install the wiring harness bracket bolt.
Tighten: Tighten the bolt to 25 N.m (18 lb ft).
- Install the cooling fan. Refer to Fan Replacement in Engine Cooling.
- Install the drive belt. Refer to Drive Belt Replacement in Engine Mechanical - 4.3L.
- Align the hinge clip with the lip on the throttle body.
In order to install the air cleaner outlet duct, pivot the air cleaner outlet duct downward until the mounting stud is through the hole.
- Install the air cleaner adapter nut.
- Install the PCV hose.
- Tighten the air cleaner outlet duct clamp at the MAF/IAT sensor.
Tighten: Tighten the clamp to 4 N.m (35 lb in).
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.