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GMC Truck
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1987
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R 3500 P/U 2WD V8-305 5.0L
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Specifications
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Mechanical Specifications
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Minimum Air Rate
Minimum Air Rate
Transmission
Gear
Idle Speed
OPEN/CLOSED Loop
Man
N
500 +/- 25
OL [1]
Auto
D
425 +/- 25
OL [1]
Auto [2]
D
425 +/- 25
CL [1]
[1]
Let engine idle until proper fuel control status is reached (OPEN/CLOSED loop).
[2] Without AIR system.