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2018 Hyundai Sonata Plug-in Hybrid
1 Technical Service Bulletins (TSBs)
TSB List for the 2018 Hyundai Sonata Plug-in Hybrid
The TSB information displayed below are summaries. Unfortunately we do not have access to the full versions. To get full information about a particular TSB, write down the TSB title & date, & either contact your local dealer or click on the links below.
POWER TRAIN:AUTOMATIC TRANSMISSION
NHTSA ID #10138240
Summary: If you are servicing a vehicle with a harsh and/or delayed shift, use the GDS as shown in the Service Procedure to measure shift engagement time.