One problem related to gasoline fuel system has been reported for the 2003 Lincoln LS. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Lincoln LS based on all problems reported for the 2003 LS.
Spark knock under load (passing or from 0) occurs with low rpm and high rpm under loads currently told to wait until Lincoln finds a fix since they have never heard or dealt with this problem before. Transmission has had repairs done also. Shifting has gotten better since reprogramming of computor. Since this is a unique problem to this vehicle complaints are not taken too seriously by Lincoln of canada.
| Gasoline Fuel System problems | |
| Auxillary Tank Selector Device problems |