ENGINE
3.15
2.
Thoroughly clean the cam shaft, making sure the
oil feed holes are not obstructed.
3.
Measure height of each cam lobe using a
micrometer. Compare to specifications.
4.
Measure camshaft journal outside diameter
(O.D.)
Journal O.D.
Journal
Camshaft Journal O.D.:
Mag & PTO End: 1.4935-1.4941
I
(37.935-37.950 mm)
5.
Measure ID of camshaft journal bore.
Camshaft Journal I.D.:
Mag & PTO End: 1.4963-1.4970
I
(38.005-38.025 mm)
6.
Calculate oil clearance by subtracting journal OD
from journal bore ID. Compare to specifications.
Camshaft Oil Clearance:
Std: .0022-.0035
I
(.055-.090 mm)
Limit: .0039
I
(.10 mm)
Replace camshaft if damaged or if any part is worn
past the service limit.
Replace cylinder head if camshaft journal bore is
damaged or worn excessively.
CYLINDER HEAD REMOVAL
1.
Loosen each of the four cylinder head bolts
evenly 1/8 turn each time in a cross pattern until
loose.
A
2.
Remove bolts (A) and tap cylinder head lightly
with a plastic hammer until loose. CAUTION:
Tap only in reinforced areas or on thick parts of
cylinder head casting to avoid damaging casting.
3.
Remove cylinder head and head gasket.
CYLINDER HEAD
INSPECTION
1.
Thoroughly clean cylinder head surface to
remove all traces of gasket material and carbon.
CAUTION:
Use care not to damage sealing
surface.
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Summary of Contents for 2009 Trail Blazer 330
Page 94: ...ENGINE 3 48 NOTES P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 110: ...FUEL SYSTEM CARBURETION 4 16 NOTES P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 124: ...BODY STEERING SUSPENSION 5 14 NOTES P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 196: ...ELECTRICAL 10 4 REVERSE LIMIT SYSTEM P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 226: ...ELECTRICAL 10 34 NOTES P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 227: ...ELECTRICAL WIRING DIAGRAM 2009 TRAIL BOSS P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 228: ...ELECTRICAL WIRING DIAGRAM 2009 TRAIL BOSS P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 229: ...ELECTRICAL WIRING DIAGRAM 2009 TRAIL BLAZER P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...
Page 230: ...ELECTRICAL WIRING DIAGRAM 2009 TRAIL BLAZER P a r t S h a r k c o m 8 7 7 9 9 9 5 6 8 6 ...