Ram 5.7L HEMI V8
5.7L HEMI misfire diagnosis
Dual-plug ignition and lifter-related misfires on the 5.7L.
Why this matters on the Ram 5.7L HEMI V8
The HEMI uses two plugs per cylinder. Misfires may be ignition or a lifter/cam problem.
Symptoms owners notice
- Misfire codes
- Rough idle
What we check
- Coil and plug tests
- Compression
- Valvetrain inspection
Repair work involved
- Ignition or valvetrain repairs