There are 1 stored owner reports matching the fuel system leading-label group for the 2003 Cadillac CTS in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)TL*THE CONTACT OWNS A 2003 CADILLAC CTS. AFTER THE VEHICLE WAS SERVICED FOR A ROUTINE OIL CHANGE, IT EXPERIENCED A LOSS OF POWER. WHILE PULLING OUT OF THE DEALER PARKING LOT AT 20 MPH, THE CONTACT DEPRESSED THE ACCELERATOR PEDAL, BUT THE VEHICLE LOST POWER. THE MORE HE DEPRESSED THE ACCELERATOR PEDAL, THE LESS POWER THE VEHICLE EXHIBITED. THE CONTACT LET UP OFF THE ACCELERATOR PEDAL AND SOME POWER RETURNED TO THE VEHICLE. THE VEHICLE GRADUALLY GAINED POWER THE MORE HE RELEASED THE PEDAL. THE DEALER RESET THE FUEL INJECTOR SWITCH; HOWEVER, THE FAILURE RECURRED A FEW DAYS LATER. THE CONTACT TOOK THE VEHICLE TO A LOCAL AUTO PART STORE AND THEY PERFORMED A DIAGNOSTIC TEST. THE RESULTS INDICATED THAT THREE INJECTORS WERE BEING MISREAD. THE CONTACT MUST CONTINUOUSLY PUMP THE ACCELERATOR PEDAL IN ORDER FOR THE VEHICLE TO START. THE VEHICLE CURRENTLY STILL EXHIBITS SIGNIFICANT POWER LOSS AND WILL SHUT OFF IF GIVEN TOO MUCH ACCELERATION. NO FURTHER REPAIRS HAVE BEEN MADE. THE FAILURE MILEAGE WAS 49,900 AND CURRENT MILEAGE WAS 51,000. UPDATED 07/29/08 *BF UPDATED 07/29/08
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.