factory type of transmission fluid
Dextron VI. 2006 HHR owners manual if you want to read it for yourself ---- http://www.vadengmpp.com/owners-manual/chevrolet/2006- Chevrolet-HHR.pdf
Dextron III for the manual transaxle.
That would be Dexron 6
Looking for a Used HHR in your area?
CarGurus has 54 nationwide HHR listings starting at $5,900.
Search Chevrolet HHR Questions
Chevrolet HHR Experts
Related Models For Sale