2005 Chevrolet P0354: What It Means & Is It Safe to Drive?
P0354 on the 2005 Chevrolet: Ignition Coil D Primary/Secondary Circuit Malfunction. Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
PowertrainHigh urgency
What this code means
Fault in ignition coil D circuit (cylinder 4). This is the fourth coil in a coil-on-plug system. Diagnosis mirrors P0351–P0353 but targets cylinder 4.
Common causes on the 2005 Chevrolet
- Failed ignition coil on cylinder 4
- Worn or fouled spark plug on cylinder 4
- Damaged coil wiring or connector
Symptoms
- Check Engine Light on or flashing
- Rough idle or misfire on cylinder 4
- Reduced performance
Typical fixes
- Replace ignition coil for cylinder 4
- Replace spark plug on cylinder 4
- Inspect coil connector and wiring
Repair cost range
For a 2005 Chevrolet, repairs for P0354 typically fall between $80 and $300, depending on the root cause and labor rates in your area.
Known issues on Chevrolet
Chevrolet P0354 on LS V8 targets cylinder 4 (driver side, second from rear on most configurations). On Ecotec 4-cylinder engines in Cruze and Malibu, cylinder 4 coil failure is the most common single-cylinder coil fault.
Most commonly affected models
Silverado 2007–2014Cruze 2011–2015Malibu 2008–2013