| Engine | |||||
| 6.5L / 6.5L Turbo | 6.2L NA | ||||
| Standard (ft-lb) | Metric (Nm) | Standard (ft-lb) | Metric (Nm) | ||
| Camshaft Thrust Plate | 18 | 24 | |||
| Cam Sprocket-Camshaft | 125 | 171 | 55-66 | 75-90 | |
| Connectinig Rod Cap | 45-52 | 61-71 | 45-52 | 61-71 | |
| Cylinder Head | See Service Bulletin 98-02-03 | ||||
| Initial | 20 | 27 | 20 | 27 | |
| Final | 55 | 75 | 50 | 68 | |
| Angle | 90-100 deg (1/4 + turn) | 90 deg (1/4 + turn in seq.) | |||
| Exhaust Manifold | 26 | 35 | 18-25 | 24-34 | |
| Flexplate to Crank | 65 | 88 | 65 | 88 | |
| Glow Plug | 13 | 18 | 13 | 11-26 | |
| Injector Lines to Pump & Nozzle | 24 | 33 | 20 | 27 | |
| Injector Nozzle | 44-60 | 60-82 | 13-20 | 18-27 | |
| Injector Pump Gear-Pump Shaft | 13-20 | 18-27 | 44-60 | 60-82 | |
| Intake Manifold | 31 | 42 | 30 | 40 | |
| Lifter Retainer | 15-20 | 20-27 | 15-20 | 20-27 | |
| Main Bearing Cap | (94-96) | ||||
| Initial/short | 40 | 54 | 40 | 54 | |
| Initial Long | 40 | 54 | 40 | 54 | |
| Final/Short | 100 | 136 | 100 | 136 | |
| Final/Long | 110 | 149 | 110 | 149 | |
| Main Bearing Cap 97-99 See Hummer Service Bulletin 98-02-02 | |||||
| Oil Pan | |||||
| 6mm | 89 | 10 | 48-120 | 5-14 | |
| 8mm | 17 | 23 | 156-240 | 18-27 | |
| Oil Pan Drain Plug | 20 | 27 | |||
| Oil Pump Drive | 25-37 | 34-50 | 25-37 | 34-50 | |
| Oil Pump Mounting | |||||
| Stud | 66 | 90 | 59-74 | 80-101 | |
| Nut | 35 | 48 | 35 | 48 | |
| Rocker Shaft | 41 | 56 | 41 | 56 | |
| Starter | 40 | 54 | 40 | 54 | |
| Timing Gear Cover | 33 | 45 | 33 | 45 | |
| Thermostat Housing | 31 | 42 | |||
| Torsional Damper | 200 | 270 | 140-162 | 190-220 | |
| Turbocharger Mount Bolts | 43 | 58 | |||
| Turbo Exhaust Clamps | 90 | 10 | |||
| Rocker Cover Bolt | 13-25 | 18-34 | 13-25 | 18-34 | |
| Water Cross-Over to Cylinder Head | 25-37 | 34-50 | 25-37 | 34-50 | |
| Water Pump to Cover | |||||
| 8mm | 13-20 | 18-27 | 13-20 | 18-27 | |
| 10mm | 25-37 | 34-50 | 25-37 | 34-50 | |
| Water Pump to Plate | 13-20 | 18-27 | 13-20 | 18-27 | |
| Key | |||||
| Pipe Thread Sealant | |||||
| Thread Locker Blue | |||||
| Thread Locker Red | |||||
| Anti-Seize (GM P/N 1052771) | |||||
| Alignment Specifications (All Models Unloaded) | |||||
| Front | |||||
| Camber | 1.05 | ± | 0.25 | ||
| Caster | 1.80 | ± | 1.00 | ||
| Toe | 0.00 | ± | 0.03 | ||
| Rear | |||||
| Camber | 1.05 | ± | 0.25 | ||
| Caster | |||||
| Toe | 0.00 | ± | 0.03 | ||