The torque converter clutch (TTC) may stop working due to an internal transmission failure. The Check Engine Light will illuminate if this occurs. Our technicians tell us the transmission will require dis-assembly to correct this concern.
Car Problem Reports
Cadillac Seville STS TCC Inop Due to Internal Transmission Fault
Cadillac Seville STS Problem
Average Mileage: 101,666 mi (78,000 mi - 123,000 mi)
Visitor, 2001 Cadillac Seville STS, 104,000 mi
Well maintained transmission began slipping @ 99000
R&R trans and torque converter $2700
Visitor, 2002 Cadillac Seville STS, 88,000 mi
same problem. light does not come on till on freeway
Visitor, 2002 Cadillac Seville STS, 78,000 mi
tcc code came on due to transmission problem...Have not fixed yet...sucks that cadillac cant make a better product thats so expensive to fix
Visitor, 2000 Cadillac Seville STS, 123,000 mi
The car still runs fine with a couple fewer mpg. The problem is it won't pass emissions inspection with a check- engin light on.