Went to go start it and it fried tbe glow plug relay. Starter clicks but no action. Tried another glow plug relay out of frustration, dumb I know and I'm hoping it didn't fry and short. I'm so mad with this car. Tech, if you can help me I appreciate it

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Only diesels in this driveway.
2005 E320 CDI 243k Black/Black
2008 Chevy 3500HD Duramax 340k
2004 Chevy 2500HD Duramax 220k