i had elctrical shoot in my car and the scan show engine light

Question

code chowing
B2725
B0951
P1682
P0961
MY CAR CHEVY TRAIL BLAZER 2008
AND ALSO THE 2-3 SHIFT ITS HARSH SOMETIMES

Answer 1

B0951 Headlamp on indicator circuit

P1682 Ignition switch 1 circuit 2

P0961 Line pressure control solenoid system performance

P0961 is more a under voltage symptoms and when you set a P1682 there is a reduce engine performance. Start and check the powertrain relay , replace the powertrain relay just as a start.