Since 2001 Olson has concentrated most of her energies on music production, but has continued her songwriting and co-writing activities. She has written music for lyrics (or poems) by Sterling A. Brown, George Callins, Cream lyricist Pete Brown, Allan Clarke, George Green, Rick Hemmert, Brian Jones, Jim Morrison. (The latter collaboration was released in December 2019 on the expanded release of True Voices ie Ode To L.A. While Thinking Of Brian Jones, Deceased as performed by Johnny Indovina of Human Drama.) She has also written with Barry Goldberg, Kathy Valentine, Mikael Rickfors, Danny Tate, Danny Wilde and Pete Brown. In 2013, after not releasing an album of her own since The Ring of Truth in 2001, Olson recorded Have Harmony, Will Travel, which is an album of cover songs with guest vocalists on each track including Rob Waller, John York, Richie Furay, Juice Newton, James Inveldt, Scott Kempner, Peter Case and Gary Myrick. May 26, 2015, saw the re-release of the Textones albums Midnight Mission and Cedar Creek by Omnivore Recordings. Both albums were expanded editions with additional studio tracks, live recordings, photos and newly written essays. In January 2017, Olsons's debut solo album, recorded in Malmo, Sweden, in 1988, was released in the U.S. by Sunset Blvd Records. This U.S. edition is titled Rubies & Diamonds after one of the album's tracks. It features Olson and George Callins of the Textones, plus Gene Clark on vocals, plus most of the members of the Swedish rock band Wilmer X: Thomas Holst (lead guitar), Stefan Bjork (bass guitar), Sticky Bomb (drums) and Jalle Lorensson (harmonica). The album was produced by Tomas Gabrielsson along with Olson and Callins. In February 2020, Olson released Have Harmony, Will Travel 2 – the sequel to volume 1. The new album includes new duets with Stephen McCarthy (of The Long Ryders), Timothy B. Schmit, Peter Noone, Terry Reid, Jim Muske, Ana Gazzola as well as 4 archive recordings featuring Percy Sledge, Gene Clark, and I See Hawks In L.A. In late 2021 BMG Records / Renew released a vinyl album "Americana Railroad." It was released on CD in 2022. The album features 9 tracks produced by Carla Olson: Here Comes That Train Again and I Remember The Railroad by Stephen McCarthy & Carla Olson, The Conductor Wore Black and Midnight Rail by Robert Rex Waller Jr, Mystery Train by Rocky Burnette, Train Kept A-Rollin' by Gary