🏷️ Basic Information

Make:

Chevrolet

Model:

HHR

Model Designation:

Heritage High Roof

Product Name:

Chevrolet HHR Service Repair Manual

Applicable Years:

2006-2008

Diagnostic Trouble Codes:

Covered, including troubleshooting procedures and tree charts

👋 Introduction

Vehicle Segment:

Compact Crossover/Utility Vehicle

Target Audience:

DIY mechanics, independent repair shops, enthusiasts seeking in-depth knowledge of the HHR.

Competitors During Era:

Chrysler PT Cruiser, Mini Cooper, Scion xB, Honda Element.

Manual Value Proposition:

Provides factory-level diagnostic and repair information, empowering owners to perform a wide range of maintenance and repairs, thus saving on labor costs and extending vehicle life.

Vehicle Design Inspiration:

Retro-inspired styling reminiscent of vintage American vehicles, particularly panel trucks and station wagons.

📋 Manual Details

Primary Focus:

Comprehensive service, repair, and maintenance

Content Scope:

Engine, transmission, suspension, brakes, electrical, HVAC, body, interior, diagnostics

Estimated Page Count:

Detailed information suggests extensive coverage, typically 1500-2500+ pages for such comprehensive manuals, though an exact number isn't provided.

Type:

Service and Repair Manual

Language:

English

File Format:

PDF

Operating Systems:

All Windows (XP, Vista, 7, 8, 10, 11) and Mac computers, 32/64-bit compatible

📖 Manual Coverage

Engine:

Overhaul and rebuilding procedures, performance tuning, timing belt replacement, firing orders, serpentine belt routings

Transmission:

In-car servicing, general information, procedures

Suspension:

Front end procedures and specifications, general suspension service

Brakes:

Covered implicitly under repair procedures and general vehicle service

Electrical:

Complete wiring diagrams, diagnostic trouble codes, computer diagnostic trouble tree charts

HVAC:

Air conditioning service and capacities

Chassis:

U-joint and CV-joint service procedures

Maintenance:

Factory maintenance schedules and charts

Diagnostics:

Troubleshooting and diagnostics, computer diagnostic codes, diagnostic trouble tree charts

Repair:

Detailed repair procedures for all major systems

Rebuilds:

Engine overhaul and rebuilding

Timing:

Timing belt replacement and service procedures

Depth:

Comprehensive, covering everything from basic maintenance to complex engine and electrical diagnostics and repairs.

Detail Level:

Includes hundreds of illustrations, photos, and diagrams for clarity.

📊 Manual Specifications

Quality:

High-quality PDF, allowing for direct printing of pages or copying the entire manual.

Features:

Printable pages, searchable content for efficient information retrieval.

Physical Representation:

Digital (PDF), no physical binding

Physical Representation:

Not applicable (digital format)

⚙️ Engine Specifications

Engine Options:

2.2L Ecotec (LLR) I4, 2.4L Ecotec (LE5) I4 (SS model)

Horsepower 2.2L:

Approximately 143 hp @ 5600 rpm

Torque 2.2L:

Approximately 139 lb-ft @ 4200 rpm

Horsepower 2.4L:

Approximately 175 hp @ 6200 rpm (standard HHR 2.4L) / 170 hp @ 5800 rpm (HHR SS)

Torque 2.4L:

Approximately 163 lb-ft @ 4800 rpm (standard HHR 2.4L) / 170 lb-ft @ 4800 rpm (HHR SS)

Induction:

Sequential multi-port fuel injection

Fuel Type:

Unleaded gasoline

Valvetrain:

DOHC (Dual Overhead Camshafts), 4 valves per cylinder

Timing Drive:

Timing chain (for Ecotec engines)

🔧 Transmission

Transmission Type 2.2L:

5-speed manual transmission

Transmission Type Optional:

4-speed automatic transmission (4T45-E)

Transmission Control:

Electronic control for automatic transmission

📐 Dimensions

Wheelbase:

Approximately 101.9 inches (2588 mm)

Length:

Approximately 171.8 inches (4364 mm)

Width:

Approximately 69.1 inches (1755 mm)

Height:

Approximately 63.7 inches (1618 mm)

Cargo Volume Rear Seats Up:

Approximately 25.9 cubic feet (0.73 m³)

Cargo Volume Rear Seats Folded:

Approximately 50.6 cubic feet (1.43 m³)

Curb Weight Approx:

3100 - 3300 lbs (1406 - 1497 kg), varies by configuration

🛡️ Safety Features

NHTSA Front Impact Driver:

5 Stars (for 2006-2008 models)

NHTSA Front Impact Passenger:

5 Stars (for 2006-2008 models)

NHTSA Side Impact Front Driver:

5 Stars (for 2006-2008 models)

NHTSA Side Impact Front Passenger:

5 Stars (for 2006-2008 models)

NHTSA Side Impact Rear Driver:

5 Stars (for 2006-2008 models)

NHTSA Side Impact Rear Passenger:

5 Stars (for 2006-2008 models)

IIHS Front Offset Crash Rating:

Good (for 2006-2008 models)

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS)

Airbags:

Frontal airbags, available side-impact airbags

💡 Technology Features

Audio System Options:

Standard AM/FM stereo with CD player, optional premium audio systems with subwoofer, auxiliary input jack.

Cruise Control:

Standard cruise control

Auxiliary Input:

Available auxiliary audio input jack

Keyless Entry:

Available keyless entry system

🔧 Maintenance

Oil Change Interval:

Refer to factory maintenance schedule in manual (typically 7,500 miles or 6 months, or based on oil life monitor).

Air Filter Replacement:

Refer to factory maintenance schedule (e.g., 30,000-60,000 miles).

Spark Plug Replacement:

Refer to factory maintenance schedule (e.g., 100,000 miles for iridium plugs).

Engine Oil Type:

SAE 5W-30 synthetic blend or full synthetic API certified oil.

Engine Oil Capacity:

Approximately 4.7 quarts (4.4 liters) with filter change for 2.2L Ecotec.

Coolant Type:

GM Dex-Cool (Orange) antifreeze/coolant, meeting GM6277M specification.

Transmission Fluid Type:

Dexron VI automatic transmission fluid (for automatic transmissions).

Common Complaints:

Excessive oil consumption (some Ecotec engines), occasional HVAC blower motor issues, potential for dashboard plastic cracking (UV exposure).

Timing Belt Vs Chain:

The Ecotec engines used in the HHR have timing chains, which are generally designed to last the life of the engine and do not require periodic replacement like timing belts. This manual will detail any specific chain maintenance or replacement procedures if applicable.

📚 Vehicle History

Manufacturer:

General Motors (GM)

Introduction Year:

2005 (for the 2006 model year)

Design Influence:

Drawn from the Chevrolet HHR Concept, revealed at the 2005 SEMA Show.

Production Plant:

General Motors Assembly Plant in Ramos Arizpe, Mexico.

Production Years Model Range:

2006-2011

🏆 Awards & Recognition

Safety Awards:

Consistently achieved high safety ratings from NHTSA and IIHS for its model years.

Consumer Reviews General:

Often praised for its unique styling and practicality, though performance and interior materials were sometimes noted as areas for improvement by critics.