- November 15: Jeep Power Steering Pump Fire Risk Causes Lawsuit news | 4 days ago
- November 14: Dodge Durangos and Jeep Grand Cherokees Recalled Over ABS Modules recalls | 5 days ago
- October 25: Jeep 4xe FORM Class Action Lawsuit Moves Forward news | 25 days ago
- October 1: Jeep 4xe Fire Recall Issued Following 13 Jeep 4xe Fires recalls | 49 days ago
- September 30: Jeep Wrangler 4xe Battery Problems Argued in Court news | 50 days ago
Jeep TSB #09-013-20 REV. A
2021 Jeep Grand Cherokee
TSB Document:
Affected Component: EQUIPMENT
- Summary
- 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. P0305 - Cylinder 5 Misfire. P0306 - Cylinder 6 Misfire. Customers may also comment on the following:Rough running engine.
Click a tab for more information.