1984 New Yorker L4-135 Idle Speed Service Bulletins - Page 1258
3.
Adjust curb idle and fast idle as necessary (Chart I).
1985 & 1986 Vehicles With 2.2L Engines, VIN Codes "C" and "8"
1.
Use carburetor, PN 4324752, from Driveability Package, PN 4419424, to replace carburetors PN 4288493, 4288494, 4288495, 4288533,
4288534, 4288537, 4288538, 4288541, 4288550, 4288551, 4288554, 4288555, 4324664, 4324665, 4324666, 4324667, and 4324668.
FIGURE 1
FIGURE 2