2013 Buick Regal Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $49.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 2013 Buick Regal
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$49.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

2013 Buick Regal 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

  • Premium Sedan 4-Door
  • Base Sedan 4-Door
  • GS Sedan 4-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 FLEX DOHC Turbocharged
  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 2.4L 2384CC 145Cu. In. l4 MILD HYBRID EV-GAS (MHEV) 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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

2013 Buick Regal Recalls & Complaints

NHTSA #21V00F00022/12/2021Component: SUSPENSION:REAR

General Motors, LLC (GM) is recalling certain 2010-2013 Buick Lacrosse, 2012-2013 Buick Regal, and 2013 Chevrolet Malibu vehicles sold or ever registered in Connecticut, Delaware, the District of Colu

Consequence

A rear toe link fracture may reduce the driver's ability to control the vehicle, increasing the risk

Remedy

Dealers will replace the rear suspension toe links and adjuster fasteners, free of charge. Owner no

NHTSA #21V63300012/08/2021Component: SUSPENSION:REAR

General Motors, LLC (GM) is recalling certain 2013 Buick Regal, Chevrolet Malibu, and Buick Lacrosse vehicles sold or ever registered in Connecticut, Delaware, the District of Columbia, Illinois, Indi

Consequence

A rear toe link fracture may reduce the driver's ability to control the vehicle, increasing the risk

Remedy

Dealers will replace the rear suspension toe links and adjuster fasteners, free of charge. Interim

NHTSA #13V17300006/05/2013Component: ELECTRICAL SYSTEM

General Motors (GM) is recalling certain model year 2012 and 2013 Buick LaCrosse and Regal, and model year 2013 Chevrolet Malibu Eco vehicles equipped with eAssist. These vehicles may have a conditio

Consequence

If the vehicle is continued to be driven, the engine may stall and/or the vehicle may not start. In

Remedy

GM will notify owners and dealers will test the GCM and replace it, as necessary, free of charge. T

NHTSA #12V48400004/10/2012Component: EXTERIOR LIGHTING:TURN SIGNAL

General Motors LLC (GM) is recalling certain model year 2011-2013 Buick Regal and model year 2013 Chevrolet Malibu vehicles. These vehicles are equipped with two turn signal bulbs in each front turn

Consequence

If the driver is not aware that a turn signal is not functioning properly, the driver may continue t

Remedy

GM will notify owners, dealers will update the body control module software, free of charge. The re

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

TSB #11024485

The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.

Showing the 8 most recent of 1882 technical service bulletins on file with NHTSA.

20160119Component: SERVICE BRAKESCrash reported2 injured

TL* THE CONTACT OWNS A 2013 BUICK REGAL. WHILE DRIVING IN A PARKING AREA TO APPROACH AND ENTER A PARKING SPACE AT 5 MPH, THE CONTACT'S VEHICLE INDEPENDENTLY SURGED WITH A HIGH RATE OF SPEED ABOVE 60 M

20160119Component: VEHICLE SPEED CONTROLCrash reported2 injured

TL* THE CONTACT OWNS A 2013 BUICK REGAL. WHILE DRIVING IN A PARKING AREA TO APPROACH AND ENTER A PARKING SPACE AT 5 MPH, THE CONTACT'S VEHICLE INDEPENDENTLY SURGED WITH A HIGH RATE OF SPEED ABOVE 60 M

20260505Component: UNKNOWN OR OTHERCrash reported1 injured

While in motion at about 25-30 miles per hours, slightly stepping on the brake to slow down, the car just… wouldn’t, I was forced to swerve, preventing damage to cars ahead, I went over a curb

20260505Component: STRUCTURE:BODYCrash reported1 injured

While in motion at about 25-30 miles per hours, slightly stepping on the brake to slow down, the car just… wouldn’t, I was forced to swerve, preventing damage to cars ahead, I went over a curb

20260505Component: STEERINGCrash reported1 injured

While in motion at about 25-30 miles per hours, slightly stepping on the brake to slow down, the car just… wouldn’t, I was forced to swerve, preventing damage to cars ahead, I went over a curb

Showing the 5 most serious of 137 complaints filed with NHTSA.

All Model Years

Other Years of the Buick Regal

Need a manual for a different year? Browse every Buick Regal we cover.

Explore More

More Buick Models

Browse service and repair manuals for other Buick models in our catalog.