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 MANUALSSATURN2000LW2 AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICAL3.0L DOHC V6REMOVAL & INSTALLATIONTIMING BELTINSTALLATION
2000 Saturn LW2 Automatic
Timing Belt: Installation
2000 Saturn LW2 AutomaticSECTION Installation
- To install, remove crankshaft holder. Raise and support vehicle. Start installation of belt at crankshaft pulley. Install timing belt with double dash marks aligned with oil pump and drive gear marks. Install Timing Belt Holder (J42069-30) onto pinch belt to prevent teeth from jumping during installation. See Fig 1. Lower vehicle
- Route timing belt through belt tensioner and through right bank camshaft gears, ensuring timing belt marks are aligned with marks on rear timing belt cover. See Fig 2. Route timing belt through camshaft idler pulleys. Route timing belt through left bank camshaft gears, ensuring timing belt marks are aligned with marks on rear timing belt cover.
- Measure belt deflection between camshaft gear No. 4 and camshafts No. 3 and 4. Maximum deflection is .4" (10 mm). Adjust belt deflection, if necessary. To adjust, rotate idler pulley nut for camshafts No. 3 and 4 counterclockwise, until nut is at 12 o'clock position. Tighten idler pulley lock bolt.
RENDER: 1.0x
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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.