Bulletins
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
|---|---|---|---|---|---|
| ENGINE AND ENGINE COOLING - ENGINE | |||||
| PIP-4492P | 08/01/2010 | 10036464 | Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe | 03/16/2011 | |
| PIP-4492P | 09/01/2010 | PIP-4492Q | 10036464 | Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/ | 03/16/2011 |
| ENGINE AND ENGINE COOLING - EXHAUST SYSTEM - EMISSION CONTROL - CRANKCASE (PCV) | |||||
| PIP-4492P | 08/01/2010 | 10036464 | Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe | 03/16/2011 | |
| PIP-4492P | 09/01/2010 | PIP-4492Q | 10036464 | Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/ | 03/16/2011 |
Consumer Complaints
| Fail date | miles | occurences | Purchase date |
|---|---|---|---|
| ENGINE AND ENGINE COOLING - COOLING SYSTEM - RADIATOR ASSEMBLY | |||
| 11/02/2007 | 80000 | 1 | 06/09/2003 |
| 2003 hummer h2 transmission cooler ruptured which leaked transmission fluid into engine coolant. required replacement of radiator, all coolant hoses and flushing both the transmission fluid and engine coolant. cost was $1,400. unknown if transmission was damaged from contamination of fluid. *tr | |||
| ENGINE AND ENGINE COOLING - EXHAUST SYSTEM | |||
| 01/10/2010 | 80000 | ||
| I have a 2003 hummer h2, and i have a few broken bolts on my exhaust manifolds. i've learned that this is a problem with these engines through online research. also i had to replace my catalytic's because of this issue. my mechanic has told me that this is a very expensive repair, can anyone help me? | |||