Affected Component: ELECTRICAL SYSTEM

Date Published
OCT 21, 2021
NHTSA TSB #
10207740
TSB Document
Summary
Emission Recall. General Motors has decided to conduct a voluntary emissions recall involving certain vehicles equipped with a 2.8L diesel engine (RPO LWN). The Engine Control Module (ECM) may not have been programmed with all necessary diagnostic features. Dealers are to reprogram the ECM.