CADILLAC STS

When I Put Key #1 Into Ig­ni­tion It Thinks It Is Key #2 And Does All The Set­tings I Have Pro­gramed For Key #2. It Will Do The Same For Key #2...

69000mi. Started By Not­ing A Lop­ing Idle When I Pulled In Garage. Drove To Work Next Mor­ing And Check En­gine Light Came On At One And Only...

Hi, I Have A 98 Cadil­lac Sts North­star V8 With 160,000 Miles On It. The A/​c Blows Great Like The Heat, But It Won't Get Cold. When We...

I Have A 95 Sts With 34,584 Miles. I Am Hav­ing A Prob­lem With The A/​c. The Pul­ley Locks Up And Will Not Spin Thereby Smok­ing The Belt. I...

I Just Bought A 1995 Cadil­lac Sts, The Guy I Bought It From Said It Was In Good Con­di­tion. When I Was Dri­ving It Home It Over­heated. Why Is...

Cadi Seville Sts 1994, 170k Miles 4.6l V8 North­star. I Had A Leaky Ra­di­a­tor And Some Over­heat­ing Prob­lems. I (diy) Re­placed The Ra­di­a­tor...

While Look­ing At Your Page. I No­ticed That You Told Some­one To Run A Cyl. Leak Down Test To De­ter­min If They Had A Head Gas­ket Or Head...

I Have A 2000 Cadil­lac Seville Sts With 130,000 Miles On It. Af­ter I Drive It For About 40 Min­utes With­out Stop­ping It Starts To...

1998 Cadil­lac Seville Sts 91,000 Miles. My Car Shuts Off When I'm At A Stop­light Or Idling In Traf­fic. I Turn The Key And It Starts Right...

I Have Sev­eral Dtc Codes (1997 Sts) P0404, P0420, P0741, And P1660 How Do I Trou­ble Shoot These Codes And What Do I Need To Do To...