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GMC R 2500 P/U 2WD V8-379 62L DSL VIN J FI (1987) Auto Repair Manuals

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Idle Speed > < Timing Cover|Service and Repair|Page 1183

R 2500 P/U 2WD V8-379 62L DSL VIN J FI (1987) Fuel Pressure Specs

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Fuel Pressure: Specifications

Normal Fuel Pump Pressure .........................................................................................................................................................  38 - 45 kPa (5.5 - 6.5 psi.)
Normal Fuel Pump Volume ....................................................................................................................................  237 ml (1/2 pint) or more in 15 seconds

Idle Speed > < Timing Cover|Service and Repair|Page 1183