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3rd Gen Ram Tech2002-2008 Rams: This section is for TECHNICAL discussions only, that involve the 2002 through 2008 Rams Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
Having problems, pickup has about 145,000 miles good shape. have a Dodge shop man working on it. But no solution yet the lightning bolt comes on once in awhile nothing predictabel turn key on and off goes fine. Have cleaned throttle body reloaded main computer with all updates it is saying in the error codes have a vacum leak no check engine light .Have looked all through system for that nothing found. Any ideas.
Disconnect the battery and pull the connections at the TB and the ECM check for corrosion loose pins. May also help to run a ground wire directly from TB bolts to chassis ground