Plymouth Workshop Manuals
PB 150 V8-318 5.2L VIN T 2-BBL (1983)
Maintenance > Tune-up and Engine Performance Checks > Idle Speed > System Information > Technical Service Bulletins > All Other Service Bulletins for Idle Speed: > Page 532
Apply the modification label next to or near the original VECI label.
Reimbursable within the provisions of the warranty
TIME ALLOWANCE: Refer to Labor Operation Time Schedule Manual
Technical Service Bulletin # 143883
Carburetor - Cold Engine Lope/Black Smoke
1983 318-4BBL Heavy Duty Trucks, Automatic & Manual Transmission, Federal & California Systems
Cold Rich Loading
Date September 26, 1983
After starting the engine cold the engine will start loping and emit black smoke from the tailpipe at idle and under load.
1 - Authorized Modification Label
Reset choke vacuum kick adjustment from .130" to .170" using the procedure outlined in the service manual.
Check and reset if necessary the hot fast idle speed.. Adjust to specification of 1800 rpm on Step 2 of fast idle cam using procedure outlined in the
Type the following information on the Authorized Modification Label PN 4275086 (Figure 1).
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