Engine Front Cover

2004 Oldsmobile Bravada AWDSECTION Engine Front Cover
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Engine Front Cover Thread Repair
GM698389Courtesy of GENERAL MOTORS CORP.
Engine Front Cover

Service Hole Location Thread Size Drill Counterbore Tool Stop Collar Tap Driver Insert Drill Depth (Max) Tap Depth (Min)
1 M 6 x 1 n/a n/a n/a n/a n/a n/a 30 1.182 26 1.024
2 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
3 M 6 x 1 201 202 n/a 203 204 205 THRU THRU
4 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
5 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
6 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
7 M 6 x 1 201 202 n/a 203 204 205 17 0.669 14 0.551
8 M 6 x 1 201 202 n/a 203 204 205 17 0.669 14 0.551
9 M 6 x 1 201 202 n/a 203 204 205 17 0.669 14 0.551
10 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
11 M 6 x 1 201 202 n/a 203 204 414 THRU THRU
12 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
13 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
14 M 6 x 1 n/a n/a n/a n/a n/a n/a 30 1.182 26 1.024
RENDER: 1.0x

NO RELATED

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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.