This bulletin applies to 2011 Dodge Challenger models equipped with a 3.6L V6 engine. Customers may experience a MIL on. Upon further investigation the technician may find multiple DTCs that have been set:
- P0300 (multiple cylinder misfire)
- P0302 (cylinder 2 misfire)
- P0304 (cylinder 4 misfire)
- P0306 (cylinder 6 misfire)
Perform a cylinder leakage test on the cylinders exhibiting the misfire DTC.Do any of the cylinders exhibit leakage of 25% or greater? If yes, proceed to Step 3. If no, proceed with normal diagnostics.Replace the cylinder head.
While a cylinder head can likely be corrected by a machine shop, Chrysler suggests replacing the head. Apparently an extended warranty coverage is available for this condition.
P/N ITEM
RL141353AC…………….cylinder head
05184455AI………………cylinder head gasket
68082860AA……………..RTV, Threebond Engine
68079744AC……………..engine oil filter
04761838AD……………..engine oil
