Affected Component: ENGINE (PWS)

Date Published
AUG 01, 2013
NHTSA TSB #
10052830
TSB Document
Summary
GM: TECHNICIAN MAY BE UNABLE TO COMMAND PUMP TOOL TRANSFER PUMP ON WITH SCAN TOOL. SES MIL MAY BE ON WITH ONE OR MORE OF DTCS P0087 P0461 P2066 P028E P2632 P2633 P2634 AND/OR P2636. ALSO INCLUDED MAKE/MODEL GMC SIERRA 3500 MODEL YEAR 2013. *JS