2012 Chevrolet Impala Service and Repair Manual

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Factory-Grade Data

2012 Chevrolet Impala 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.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • LTZ Sedan 4-Door
  • Police Sedan 4-Door
  • LT Sedan 4-Door
  • LS Sedan 4-Door

Engines covered

  • 3.6L 3564CC 217Cu. In. V6 FLEX DOHC Naturally Aspirated
  • 3.6L 3564CC 217Cu. In. V6 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

2012 Chevrolet Impala Recalls & Complaints

NHTSA #11V39800005/08/2011Component: STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

GM IS RECALLING CERTAIN MODEL YEAR 2012 CHEVROLET IMPALA VEHICLES MANUFACTURED FROM APRIL 19, 2011, THROUGH JULY 29, 2011. THE UPPER POWER STEERING HOSE MAY HAVE BEEN MISROUTED SO

Consequence

POWER STEERING FLUID COULD FLOW ONTO THE CATALYTIC CONVERTER, AND AN ENGINE COMPARTMENT FI

Remedy

GM DEALERS WILL INSPECT TO ENSURE THAT THE UPPER POWER STEERING HOSE IS ROUTED CORRECTLY A

NHTSA #12V37700003/08/2012Component: SUSPENSION:FRONT:CONTROL ARM:LOWER ARM

General Motors (GM) is recalling certain model year 2008-2012 Chevrolet Impala police vehicles because the front lower control arms may fracture. This safety recall does not inclu

Consequence

A broken control arm can result in the loss of control of the vehicle, increasing the risk

Remedy

GM will notify owners, and dealers will replace both front lower control arms, free of cha

TSB #11032577

This Preliminary information communicates direction to find information at www.gmupfitter.com for Police and Special Service Vehicles.

TSB #11030974

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

TSB #11030092

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

TSB #11030091

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11027601

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11026104

This service bulletin provides information on Tire Sidewall Irregularities.

TSB #11026017

This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

TSB #11025755

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s

Showing the 8 most recent of 1471 technical service bulletins on file with NHTSA.

20171016Component: AIR BAGSCrash reported2 injured

I OWN A CHEVY IMPALA THAT HAD AN IGNITION SWITCH RECALL AND AN AIRBAG RECALL. THE 2012 CHEVROLET IMPALA THAT I OWN CAUSED ME TO HAVE A SEVERE ACCIDENT THAT CAUSED ME TO SUFFER MAJO

20171016Component: ELECTRONIC STABILITY CONTROL (ESC)Crash reported2 injured

I OWN A CHEVY IMPALA THAT HAD AN IGNITION SWITCH RECALL AND AN AIRBAG RECALL. THE 2012 CHEVROLET IMPALA THAT I OWN CAUSED ME TO HAVE A SEVERE ACCIDENT THAT CAUSED ME TO SUFFER MAJO

20171016Component: ELECTRICAL SYSTEMCrash reported2 injured

I OWN A CHEVY IMPALA THAT HAD AN IGNITION SWITCH RECALL AND AN AIRBAG RECALL. THE 2012 CHEVROLET IMPALA THAT I OWN CAUSED ME TO HAVE A SEVERE ACCIDENT THAT CAUSED ME TO SUFFER MAJO

20140904Component: AIR BAGSCrash reported2 injured

TL* THE CONTACT OWNS A 2012 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE WAITING AT A TRAFFIC LIGHT, ANOTHER VEHICLE CRASHED INTO THE PASSENGER SIDE THE VEHICLE. THE AIR BAGS FA

Showing the 4 most serious of 422 complaints filed with NHTSA.

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