FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Chevy Truck
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1999
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Tracker 2WD L4-2.0L VIN C
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Relays and Modules - Computers and Control Systems
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Engine Control Module
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Description and Operation
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Powertrain Control Module (PCM) Description
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Common OBD II Systems
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Warm-Up Cycle
Warm-Up Cycle
A warm-up cycle means that the engine temperature must reach a minimum of
70°C (160°F)
and rise at least
22°C (40°F)
over the course of a trip.