Valve Rocker Arm Cover Cleaning and Inspection 7.0L
Important:
• | Do not use the valve rocker arm cover gasket again. Install a NEW gasket during assembly. |
• | Remove the ignition coils before cleaning the cover in solvent. Do not submerge the ignition coils in solvent. |
• | Do not remove the oil cap from the right valve rocker arm cover, unless service is required. If the cap is removed, install a NEW cap during assembly. |
- Inspect the oil cap (424) for a loose fit, leakage, or damage.
- Inspect the covers (505) for the following conditions:
• | Scoring or damage to the gasket surfaces |
• | Ventilation system passages for restrictions |
• | Threaded bolt holes for damage or debris |
• | Leakage at the oil cap seal (450) |
Valve Rocker Arm Cover Cleaning and Inspection 6.2L
Important:
• | Do not use the valve rocker arm cover gasket again. Install a NEW gasket during assembly. |
• | Remove the ignition coils before cleaning the cover in solvent. Do not submerge the ignition coils in solvent. |
• | Do not remove the oil fill tube from the covers unless service is required. If the tube is removed from the cover, install a NEW tube (423) and seal (422) during assembly. |
- Inspect the oil fill tube (423) for a loose fit or damage.
- Inspect the covers (505) for the following conditions:
• | Scoring or damage to the gasket surfaces |
• | Ventilation system passages for restrictions |
• | Threaded bolt holes for damage or debris |