K 2500 Truck 4WD V8-379 6.2L DSL VIN C FI (1989)
The following information MUST be documented on the repair order. Failure to do so may result in a chargeback.
Customer vehicle condition.
Was a Service Lamp or Service Message illuminated? If yes, specify which Service Lamp or Service Message.
Was a DTC(s) set? If yes, specify which DTC(s) were set.
After following the procedure contained within this bulletin, could the condition be duplicated?
‹› If the condition was not duplicated, then document the affected module/component connector name and number on the repair order.
If the condition was duplicated after the procedure contained within this bulletin was followed, and additional diagnosis led to the replacement of
a module or component, the SI Document ID Number MUST be written on the repair order.
Alternate Distributor For All of North America
NyoGel(R) 760G Lubricant* is equivalent to GMSPO P/N 12377900, and P/N 10953529 (Canada), specified for use to correct the condition in this
*We believe this source and their products to be reliable. There may be additional manufacturers of such products/materials. General Motors does not
endorse, indicate any preference for, or assume any responsibility for the products or material from this firm or for any such items that may be available
from other sources.
Warranty Information (excluding Saab Models)
For vehicles repaired under warranty, use the appropriate/closest labor operation depending upon the module/component connection that the dielectric
lubricant was applied to:
Warranty Information (Saab Models)