S15/T15 Sonoma P/U 2WD V6-262 4.3L VIN W CPI (1994)
involved dealers to enable dealers to follow up with owners involved in this campaign. This listing may contain owner names and addresses obtained
from State Motor Vehicle Registration records. The use of such motor vehicle registration data for any other purpose is a violation of law in several
states. Accordingly, you are urged to limit the use of this listing to this campaign.
SERVICE PROCEDURES
1. Raise engine compartment hood (on S/T trucks); remove engine cover (on M/L vans).
2. Remove PCV valve from the valve cover.
3. Remove the PCV valve from the ventilation hose.
4. Install new PCV valve to the ventilation hose.
5. Install new PCV valve to valve cover.
6. Install "Campaign Identification Label."
7. Lower engine compartment hood (on S/T trucks); install engine cover (on M/L vans).
PARTS INFORMATION
Parts are to be obtained from General Motors Service Parts Operation (GMSPO). To ensure parts are obtained as soon as possible, order them from
GMSPO on a C.I.O. order with no special instruction code but order under an advise code (2).
Part Number
Description
Quantity
6487532
Valve-PCV (1992/1993) M/L & S/T 1
6487779
Valve-PCV (1994) M/L & S/T
1
WARRANTY INFORMATION
Dealers should submit a warranty claim on each vehicle completed under this campaign.
CAMPAIGN IDENTIFICATION LABEL
Each vehicle corrected in accordance with the instructions outlined in this Product Campaign Bulletin will require a "Campaign Identification Label."
Each label provides a space to include the campaign number and five (5) digit dealer code of the dealer performing the campaign service. This
information may be inserted with a typewriter or ball point pen.
Each "Campaign Identification Label" is to be located on the radiator core support in an area which will be visible when the vehicle is brought in for
periodic servicing by the owner.