Trouble Ticket Help Requests for DTC P1433
|1999 Chevrolet Malibu LS 3.1L MIL Lamp on VIN: 1G1NE52J1X
P1433: H02S1 insufficient switching. Hopefully someone has experienced this and could offer some friendly advice, thanks in advance. have a 99 malibu with 3.1 J motor, fuel trims are out of wack, and sets a hard code p1133, 02 sensor 1 insufficient switching, observing data it seems to be switchi...
|March 01, 2012|