Why does car start sluggish after installing new battery?
Tuesday, March 19th, 2013 AT 11:39 PM
1 Reply
CARADIODOC
MECHANIC
33,916 POSTS
Bad connection or new battery is not fully charged. Measure the battery voltage. It will be 12.6 volts if it's fully charged. At 12.4 volts it's about half charged.
Voltage drop tests will identify a poor connection.