Workshop Manuals Factory service & repair Geo
01 Relays and Modules02 Sensors and Switches03 Maintenance04 Engine, Cooling and Exhaust05 Powertrain Management06 Transmission and Drivetrain07 Brakes and Traction Control08 Starting and Charging09 Power and Ground Distribution10 Steering and Suspension11 Heating and Air Conditioning12 Restraint Systems13 Accessories and Optional Equipment14 Body and Frame15 Cruise Control16 Instrument Panel, Gauges and Warning Indicators17 Lighting and Horns18 Windows and Glass19 Wiper and Washer Systems
Geo Metro L3-61 1.0L (1990)03 · Maintenance
03 · Maintenance

Timing Belt: Specifications (page 3 of 3)

Make
Geo
Model
Metro
Engine
L3-61 1.0L
Year
1990
Section
Timing Belt
MaintenanceSpecifications · page 3 of 3
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Fig. 7  Tensioner Assembly

Fig. 8  Checking Tensioner Plate Movement

INSTALLATION

1. Position lug on tensioner plate to hole in tensioner, Fig. 7.
2. Position tensioner and tensioner plate to engine, then install and hand tighten attaching bolt. Ensure that tensioner and tensioner plate move in the

same direction, Fig. 8. If movement is not as indicated, remove tensioner and reinsert tensioner plate lug into tensioner.

3. Ensure camshaft and crankshaft timing marks are aligned, Fig. 6.
4. With tensioner plate pushed upward, install timing belt over camshaft and crankshaft pulleys. Arrow on timing belt should face toward

direction of crankshaft rotation. When installing timing belt, keep drive side of belt free of slack.

5. Install tensioner spring and damper, then hand tighten tensioner stud.
6. Rotate crankshaft two revolutions clockwise direction to remove slack from belt. Ensure slack is removed from drive belt and that camshaft

and crankshaft timing marks are aligned.

7. Tighten tensioner stud, then tighten tensioner bolt to torque listed under SPECIFICATIONS/MECHANICAL

SPECIFICATIONS/TIGHTENING SPECIFICATIONS.

8. Install timing belt outer cover and crankshaft pulley. Ensure seal is between oil pump housing and water pump.
9. Install water pump pulley and drive belt.

10. Install right hand side fender apron extension, then lower vehicle and connect battery ground cable.

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Parts & tools for this job For 1990 Geo Metro 1.0L

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