1990 Buick LeSabre Q&A

1990 Buick LeSabre Question: my check light is on.my car is showing DTC41.

the camshaft sensor and EGR valve have been replaced. -
Answer 1
seek a proper diag and est from a good mech as ther is a diag procedure to follow. poss the circuit has issues and not the sensors -
Comment 1
thanks. good to have a resource to go to. -