Used copy of Factory Softcover Manual with shelf wear.

This manual provides diagnostic information on electrical schematics, circuits, system checks, component locations, harness connectors and routing for the 1988 GMC S-10, S-15 Pickup, Sonoma, S-15 Jimmy & S-10 Blazer.

Contents:

• Air Conditioning  
• Alarms
• Brakes
• Charging System
• Circuit Breaker Details
• Cruise Control
• Power Locks
• Engine Control
• Lights
• Fuse Box Details
• Gages
• Ground Distribution
• Heater
• Horn
• Indicators
• Instrument Panel
• Blower
• Radio
• Defogger
• Starter
• Symbols
• Trailer Adapter
• Vehicle Speed Sensor
• Windows
• Wiper/Washer

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