READ ME FIRST: Important Threads

Read these important threads first. They contain a wealth of information every E46 owner should know, especially if you're new to the car or this forum.

Daily Mods/Repairs/Updates - What have you done?
http://ift.tt/2telwot
by theinfamousdrew

Buyer's Guide - read before purchasing
http://ift.tt/1F0znyw
by KaktusJaque

E46 No Start Guide – list of possible causes
http://ift.tt/1BicEcB
by lszlszx

Cooling System Guide - overheating/coolant/etc
http://ift.tt/2sExquT
by Mango

Common oil/coolant/fluid leaks (w/ pics and part numbers)
http://ift.tt/1SX2af2
by 330ciandr6

Leak/Issue/Performance/Buyer Starter Guide
http://ift.tt/2sETPbF
by YoitsTmac

Official ATF list: GM and ZF
http://ift.tt/2tdYKNJ
by: BaliDawg

Note: these threads were formerly individual READ ME sticky threads. As the list grew longer it was moved here.

READ ME FIRST: Important Threads