Toyota, Lexus, Scion - Straightening and Heat
There are multiple collision bulletins from Toyota, Lexus, and Scion that identify their position on the use of heat when straightening.
For example, the Toyota, Lexus, and Scion Collision Repair Information Bulletin (CRIB) #176 - Approved Collision Repair Methods states under the approved repair methods that "cold straightening: pushing-pulling hammering" is acceptable. Listed under the methods not approved is "stress relief: heating HSS and UHSS."
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