Technical Procedure

To correct the aforementioned condition, install EGR Harness Modification Kit, Part Number 10045044, using the following procedure. (Steps I, II, V also covered in instruction sheet; Part Number 10045045 included with kit.)

I. Inspect and repair secondary vacuum break as required.

a. Check secondary vacuum break for leakage by applying vacuum with hand vacuum device (J-23738) or equivalent. The unit should hold the vacuum level.

b. If repair is indicated, replace unit as detailed in the 1982 Buick Skyhawk Service Manual, Page 6C1-10 and 6C1-19.

c. Check vacuum break for proper setting (27 deg.). If adjustment is required, reset using secondary vacuum break adjusting procedure detailed in Figure 6C1-46 on page 6C1-22, of the 1982 Buick Skyhawk Service Manual.

FIGURE 1 - EGR - SIGNAL LINE:

II. Reroute EGR signal line to canister purge port of carburetor to provide earlier signal. Refer to Figure 1.

a. Connect one end of the 18" emission hose to the base of the Y connector.

b. Remove the canister purge control hose from the rear of the carburetor (port B) and connect the other end of the 18" hose to the carburetor port.

c.. Reconnect the canister purge control hose to the small nipple of
the Y connector.

d. Remove the EGR signal hose from the rear of the carburetor (Port C) and install the rubber cap on the carburetor port to seal this signal location.

e. Reconnect the EGR signal hose to the remaining nipple of the Y connector.

f. Strap the new emission hose to the power steering line or engine wiring harness to prevent it from moving around.

III. Perform a functional check of the revised EGR system using the procedure detailed in the 1982 Buick Skyhawk Service Manual, Page 6E-44.

IV. On automatic transmissions only, reset initial timing to 8 degrees BTDC using procedure found in the 1982 Buick Skyhawk Service Manual, Page 6D-20.

FIGURE 2 - TUNE-UP LABEL LOCATION:

V. Remove old tune-up label located on shock tower and install new label (Part Number 14100959). Do not install the new label over the old label. Refer to Figure 2.

CAMPAIGN IDENTIFICATION LABEL:

VI. Install a Campaign Identification Label.

Each vehicle modified in accordance with the instructions outlined in this service procedure will require a Campaign Identification Label. Each label provides a space to include the campaign number, the five
(5) digit dealer code of the dealer performing the campaign service, and the date the vehicle was campaigned. This information may be inserted with a typewriter or ballpoint pen. When installing label, clean the surface of the radiator core support and apply the campaign label where it is readily visible.