Cadillac Elr 2011–2019 — technical service bulletin
Bulletin PIP5222A · NHTSA communication 10147386 · issued Oct 17, 2018
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2019
model years
12
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about the difficulty in detecting internal combustion engine misfires with a fully charged high voltage battery. Technician should ensure that the high voltage battery charge indicator is showing at least 2 bars below fully charged whenever performing strategy based diagnostics related to misfire.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.