Cadillac CTS 2003 — technical service bulletin
Bulletin PI01336A · NHTSA communication 10119018 · issued Oct 5, 2016
Technical service bulletin
communication type
Equipment
component
2003
model years
1
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicle that may have static on AM band with brake applied. Technician will need to change the radio antenna preference on the radio from local to distant. Also check the setting to ensure the radio is not in Alternate Frequency. If condition is still present, check the two large body grounds G401 and G402. If the concern is still present replace the center high mounted stop light assembly with part number 15930589.
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.