Having problems with your 2004 Cadillac Escalade Ext ?
IS IT SAFE TO DRIVE 2005 ESCALADE WITH CODES PO171 PO174 ON?
Of course it's safe. But, you're causing extra pollution, and it will eventually reduce the life of the engine.
Repair Help & Product Troubleshooting for 2004 Cadillac Escalade Ext
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