Well, I'm restoring a rusty old Kombi, buthat's not Commodore related
Also trying to diagnose issue with a holden Astra that once reaching 4th won't gearchange back down unless you turn the engine off & restart it.
It can be chosen manually to go down gears & take off in first but drive is a...
Got a problem with a holden astra needing to turn car off & start again to reset drive from getting stuck in 4th.
Only doesn't change back gears if it reaches 4th. On rare occasion it will. Check engine (car with spanner)
Comes on when it reaches 4th.
Would they be electronic solenoid?