Frame and Underbody for Chevrolet Express 1999

All Description and Operation

• Centerline Description
• Datum Description
• Frame and Underbody Description
• Frame Conditions Description
• Repairing Cracks Description
• Welding Description

Cleaning, Inspection, and Adjustment

• Measurements - Underbody

Disassembly, Overhaul, Repair, and Assembly

• Frame Straightening Description

General Diagnostic Information

• Alignment Checking
• Checking Frame Alignment
• Frame Conditions - Buckle
• Frame Conditions - Diamond
• Frame Conditions - Sag
• Frame Conditions - Sidesway
• Frame Conditions - Twist

General Information

• Minimizing Frame Service Description

Mechanical Specifications

• Dimensions - Body
• Fastener Tightening Specifications

Other Specifications

• GM SPO Group Numbers

Removal, Installation, and Replacement

• Body Mount Replacement
• Rear Tow Hook Replacement
• Tow Hook Replacement
• Trailer Weight Distributor Hitch Platform Replacement
• Transmission Support Replacement