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Cadillac TSB #030604028
2003 Cadillac DeVille
TSB Document: - Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Cadillac for this TSB. Call your local Cadillac dealer's service department & ask for a copy of TSB# 030604028.
Affected Component: ENGINE AND ENGINE COOLING:ENGINE
- Summary
- SERVICE ENGINE SOON (SES) LIGHT ON, REDUCED VEHICLE POWER / ACCELERATION / SPEED, DIAGNOSTIC TROUBLE CODE (DTC) P0420. *TT
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