2008 Cadillac STS Service and Repair Manual

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Factory-Grade Data

2008 Cadillac STS service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • V Sedan 4-Door
  • Platinum Sedan 4-Door
  • Base Sedan 4-Door

Engines covered

  • 4.4L 4371CC 267Cu. In. V8 GAS DOHC Supercharged
  • 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
  • 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2008 Cadillac STS Recalls & Complaints

NHTSA #08V10800011/03/2008Component: EXTERIOR LIGHTING

GM IS RECALLING 4,586 MY 2008 CADILLAC STS AND STS-V PASSENGER VEHICLES FOR FAILING TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 138, 'TIRE PRESSURE MONITORING SYSTEMS'

Consequence

THESE INDICATIONS OF A SYSTEM MALFUNCTION DO NOT WORK. PREMATURE TIRE FAILURE COULD RESULT IN A LO

Remedy

DEALERS WILL REPROGRAM THE REMOTE CONTROL DOOR LOCK RECEIVER MODULE FREE OF CHARGE. THE RECALL BEGA

TSB #11023091

New Vehicle Monitoring Programs Section in IVH

TSB #11021792

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11019074

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019073

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019072

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11017783

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will nee

TSB #11014455

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

Showing the 8 most recent of 1037 technical service bulletins on file with NHTSA.

20150116Component: ELECTRICAL SYSTEMCrash reportedFire reported1 injured

I WAS STOPPED AT A RED LIGHT AND WAS REAR ENDED BY A CAR GOING 40. THE CAR STARTED ON FIRE IN THE REAR OF THE VEHICLE AND BURNED PRETTY BAD. I HAVE TO GET A NEW CAR DUE TO THE SIGNIFICANT DAMAGE RESUL

20100417Component: EQUIPMENTCrash reported1 injured

AFTER SPENDING 38 MINUTES WRITING ABOUT PROBLEMS WITH MY AUTO YOUR DEFECTIVE PROGRAM ERASED ALL MY NARRATIVE. I SUGGEST YOU HIRE ONE OF THE SEVERAL THOUSAND CAPABLE PEOPLE WHO WOULD LIKE TO WORK TO R

20190126Component: ELECTRONIC STABILITY CONTROL (ESC)Crash reported

MY HUSBAND BACKED INTO A POST AND IT LUNCHED HIM FORWARD, AS FAR AS THE BRAKES WEREN'T WORKING. HE ENTER A BUILDING THANK GOD NO ONE WAS HURT. HE WAS IN A PARKING LOT.

20140707Component: AIR BAGSCrash reported

WAS INVOLVED IN AND ACCIDENT WITH THE FRONT GRILL, RADIATOR, HOOD, AND DRIVER DOOR HAD BEEN SEVERELY DAMAGED. AIRBAGS NEVER EJECTED. *JS

20100811Component: SERVICE BRAKES, HYDRAULICCrash reported

TL*THE CONTACT OWNS A 2008 CADILLAC STS. WHILE THE DRIVER WAS DRIVING DOWN A HILL INTO A GARAGE, THE BRAKES FAILED. THE DRIVER LOST CONTROL OF THE VEHICLE AND CRASHED INTO THE GARAGE WALL. THE DRIVER

Showing the 5 most serious of 77 complaints filed with NHTSA.

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