ENGINE
3.47
TROUBLESHOOTING
Piston Failure - Scoring
G
Lack of lubrication
G
Dirt entering engine through cracks
in air filter or ducts
G
Engine oil dirty or contaminated
Excessive Smoke and Carbon Buildup
G
Excessive piston-to-cylinder
clearance
G
Worn rings, piston, or cylinder
G
Worn valves, guides or seals
G
Restricted breather
G
Air filter dirty or contaminated
Low Compression
G
Decompressor stuck
G
Cylinder head gasket leak
G
No valve clearance or incorrectly
adjusted
G
Cylinder or piston worn
G
Piston rings worn, leaking, broken, or
sticking
G
Bent valve or stuck valve
G
Valve spring broken or weak
G
Valve not seating properly (bent or
carbon accumulated on valve area)
G
Rocker arm sticking
Backfiring
G
ETC
or
speed
limiter
system
malfunction
G
Fouled spark plug or incorrect plug or
plug gap
G
Carburetion faulty - lean condition
G
Intake / Exhaust system air leaks
G
Ignition system faulty:
G
Spark plug cap cracked/broken
G
Ignition coil faulty
G
Ignition or kill switch circuit
faulty
G
Ignition timing incorrect
G
Sheared flywheel key
G
Poor connections in ignition system
G
System wiring wet
G
Cam lobe worn or Valve sticking
G
Lean condition
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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 ...