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Chevrolet Silverado / GMC Sierra. Manual - part 2156
Fig. 144: Identifying Thread Repair Kit Components
Courtesy of GENERAL MOTORS CORP.
1. The cylinder head bolt hole thread repair kit consists of the following items:
The drill (1)
The tap (2)
The installer (3)
The sleeve (4)
The alignment pin (5)
The bushing (6)
The bolts (7)
The fixture plate (8)
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
Fig. 145: View Of Fixture Plate, Bolts, Bushing & Cylinder Hole
Courtesy of GENERAL MOTORS CORP.
CAUTION: Refer to Safety Glasses Caution .
IMPORTANT:
The use of a cutting type fluid GM P/N 1052864
(Canadian P/N 992881), WD 40®, or equivalent, is
recommended when performing the drilling and tapping
procedures.
Driver oil MUST be used on the installer driver tool.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
2. Install the fixture plate (3), bolts (1), and bushing (2) onto the engine block deck.
Position the fixture plate and bushing over the hole that is to be repaired (4).
Fig. 146: View Of Alignment Pin & Fixture Retaining Bolts
Courtesy of GENERAL MOTORS CORP.
3. Position the alignment pin (1) through the bushing and into the hole.
The tool kits are designed for use with either a suitable
tap wrench or drill motor.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
4. With the alignment pin in the desired hole, tighten the fixture retaining bolts (2).
5. Remove the alignment pin from the hole.
Fig. 147: View Of Stop Collar & Counterbore Drill
Courtesy of GENERAL MOTORS CORP.
6. Install the sleeve (2) onto the drill (1).
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
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