Diesel Data
: Automotive Repair
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Chevy Truck
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1989
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Suburban 1/2 Ton 4WD V8-454 7.4L
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Repair and Diagnosis
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Brakes and Traction Control
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Power Brake Assist
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Vacuum Brake Booster
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Testing and Inspection
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Delco-Moraine Brake Boosters
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Brakes Grab
Brakes Grab
1.
Faulty control valve.
2.
Broken or damaged hydraulic brake lines.
3.
Faulty master cylinder seals.
4.
Cracked master cylinder casting.
5.
Air in
hydraulic system
.