Specifications include, but are not limited to: 3.4.1 Warranty Repairs. 3.4.2 Recall Work. 3.4.3 Major component repair or replacement including engines, transmissions, differential, kingpins, engine systems, aftertreatment systems, brake components, suspension components, etc. 3.4.4 Air conditioning component repair, replacement, and service. 3.4.5 Brake system repair including brake line replacement. 3.4.6 Diesel aftertreatment diagnosis and repair. 3.4.7 Emissions systems diagnosis and repair. 3.4.8 Diagnosis and repair of vehicle safety systems such as brake system, air bags, ABS, traction control, security systems, and stability control components. 3.4.9 Fuel tank/fuel pump replacements. 3.4.10 Evaporative emissions testing and repairs. 3.4.11 Engine/transmission replacements. 3.4.12 Exhaust repairs/replacements. 3.4.13 Drivability issues. 3.4.14 Repairs requiring electronic service tools such as systems integrated with the body control module. 3.4.15 4WD component replacement/repairs. 3.4.16 Front end/4-wheel alignments. 3.4.17 Component inspections. 3.4.18 Ball joint, control arm, steering rack, strut/spring replacements, and stabilizer component replacements. 3.4.19 Power steering system component replacements. 3.4.20 Diagnosis of steering/suspension related complaints.