Symptom/Condition, Diagnosis & Parts Information

SYMPTOM/CONDITION

An off idle hesitation or acceleration sag any time the engine is cold. The condition will occur in all ambients.

DIAGNOSIS

Road test the vehicle with a cold engine to verify hesitation or sag.

PARTS REQUIRED

Driveability Package PN 4419404

Contains the following:

1 Distributor Governor Advance Assembly PN MD607474
1 Vacuum Harness Overlay PN MD107136
1 3-Port Thermo Valve PN MD081274
1 Mounting Bracket (for vacuum switching PN MD100733
valve
1 Dual Diaphragm Dist. Advance PN MD611472
1 Snap Clip PN MS470362
1 EGR Valve PN MD097314
1 Vacuum Tee (for A/C applications) PN 3671410
1 Hose and Sleeve Assembly PN 4418103
1 Tie Wrap PN 6015756
1 Hose Routing Label PN 4306845
1 Authorized Modification Label PN 4275086

Must be ordered separately:

1 Electronic Control Unit (for early 1984 PN MD080152
cars only) - see Step 25 of text for
application