Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 734 (INSTRUMENT PANEL SYSTEM DISPLAYS, GAUGES AND CONSOLE)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
1999 GMC Forward Control 5.7 R, Automatic
Fastener Tightening Specifications
1999 GMC Forward Control 5.7 R, AutomaticSECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Air Distribution Duct Retaining Screws | 1.8 N.m | 16 lb in |
| Bose® Module Retaining Bolts | 2.5 N.m | 22 lb in |
| Brake Booster Nuts | 29 N.m | 21 lb ft |
| Center Air Outlet Retaining Screws | 1.7 N.m | 15 lb in |
| Cigar Lighter Retainer | 2.8 N.m | 25 lb in |
| Clutch Pedal Bracket Mounting Nuts | 27 N.m | 20 lb ft |
| Console Door Hinge Retaining Nuts | 2.4N.m | 21 lb in |
| Console Door Retaining Screws | 1.9N.m | 17 lb in |
| Console Retaining Nuts | 10 N.m | 89 lb in |
| Cruise Control Release Switch Bracket Bolts | 12 N.m | 106 lb in |
| DIC Switch Retaining Screws | 1.5 N.m | 13 lb in |
| Driver Knee Bolster Bracket Retaining Screws | 1.9 N.m | 17 lb in |
| Driver Knee Bolster Outer Bracket Retaining Screws | 1.9 N.m | 17 lb in |
| Driver Knee Bolster Trim Panel Retaining Screw behind Fog Lamp, Rear Compartment Lid Release Switch | 1.9 N.m | 17 lb in |
| Driver Knee Bolster Trim Panel Lower Retaining Screws | 1.9 N.m | 17 lb in |
| Floor Air Outlet Duct Retaining Screws | 1.6 N.m | 14 lb in |
| Head-Up Display Retaining Nuts | 5 N.m | 44 lb in |
| Head-Up Display-to-Steering Column Bracket Retaining Screw | 3 N.m | 27 lb in |
| HVAC Control Retaining Screws | 1.9 N.m | 17 lb in |
| Ignition Switch Retaining Bolts | 5.5 N.m | 49 lb in |
| Ignition Switch Housing Bracket to I/P Center Support Bracket Bolts | 12 N.m | 106 lb in |
| Ignition Switch Housing Bracket to Steering Column Bracket Bolt | 1.9 N.m | 17 lb in |
| IP Accessory Trim Plate Retaining Screw next to Cigar Lighter | 3 N.m | 27 lb in |
| IP Accessory Trim Plate Retaining Screw behind Ashtray | 3 N.m | 27 lb in |
| IP Accessory Trim Plate Retaining Screw in Grille Opening | 3 N.m | 27 lb in |
| IP Center Support Bracket Bolts | 12 N.m | 106 lb in |
| IP Cluster Bezel Retaining Screws | 1.5 N.m | 13 lb in |
| IP Cluster Bezel to I/P Upper Trim Pad Screws | 1.3 N.m | 12 lb in |
| IPC to Steering Column Bracket Retaining Screws | 3 N.m | 27 lb in |
| IPC Rear Cover Retaining Screws | 0.7 N.m | 6 lb in |
| IP Dimmer Switch Retaining Screws | 1.5 N.m | 13 lb in |
| IP Passenger Compartment Upper Retaining Screw | 1.9 N.m | 17 lb in |
| IP Passenger Compartment Side Retaining Screw | 1.9 N.m | 17 lb in |
| IP Passenger Compartment Lower Retaining Bolts | 12 N.m | 106 lb in |
| IP Upper Trim Pad to Driver Knee Bolster Outer Bracket Screw | 1.9 N.m | 17 lb in |
| I/P Upper Trim Pad to I/P Center Support Bracket Screws | 1.9 N.m | 17 lb in |
| IP Upper Trim Pad to LH and RH Hinge Pillar Screws | 2.5 N.m | 22 lb in |
| IP Upper Trim Pad to Passenger SIR Bracket Screw | 1.9 N.m | 17 lb in |
| IP Upper Trim Pad to Windshield Defroster Duct Screws | 1.9 N.m | 17 lb in |
| Negative Battery Cable Bolt | 15 N.m | 11 lb ft |
| Passenger Air Outlet Retaining Screws | 1.7 N.m | 15 lb in |
| Passenger SIR Bracket Mounting Bolts | 12 N.m | 106 lb in |
| Passenger SIR Module Retaining Nuts | 10 N.m | 89 lb in |
| Passenger Knee Bolster Bracket Retaining Bolts | 12 N.m | 106 lb in |
| Radio Control Retaining Screws | 2.5 N.m | 22 lb in |
| Steering Column Bracket Mounting Bolts | 10 N.m | 89 lb in |
| UV Inverter Mounting Screws | 0.7 N.m | 6 lb in |
| Windshield Defroster Duct Retaining Screws | 10 N.m | 89 lb in |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.