D 100 Pickup V8-318 5.2L (1985)
Technical Service Bulletin # 181986
Date: 860210
Choke - Hard Hot Restarts
Models
All 1985-1986 Cars & Trucks Equipped With Quadrajet 4-BBL Carburetors (318-360)
Subject
Premature Choke Closing Causing Hard Hot Restarts
Index
DRIVEABILITY
Date
February 10, 1986
No.
18-19-86
P-362-C
Symptom/Condition, Diagnosis & Parts Information
SYMPTOM/CONDITION
Partial choke closure which results in a rich condition causing hard worm and hard hot starts in cool or cold ambients. The vehicle may exhibit block
smoke out the tailpipe for the first few miles of driving.
DIAGNOSIS
Remove the air cleaner and visually verify the choke blade is closing when the engine is worm or hot while the ambient is cool or cold.
PARTS REQUIRED
For 318 4BBL Passenger Cars and 318/360 4BBL D and W Trucks
Driveability PN 4397683
Contains the following:
1
Heater Hose Bracket
PN 4307576
1
Heater Hose (Preformed)
PN 4361146
1
Heater Hose
PN 3849197
1
Screw
PN 3730000
"M" body cars will require the following to be ordered separately:
1
Water Valve
PN 4085474
3
Tie Wraps
PN 6015756
For 318 4BBL Police Vehicles With Silicone Hoses Only
Driveability Package PN 4397684
Contains the following:
1
Heater Hose Bracket
PN 4307576
1
Heater Hose (Preformed Silicone)
PN 3849564
1
Heater Hose Silicone
PN 3849472
1
Water Valve
PN 4085474
1
Screw
PN 3730000
3
Tie Wraps
PN 6015756