1996 GMC Sierra engine and engine cooling problems
11 owner complaints filed with NHTSA name the engine and engine cooling on the 1996 GMC Sierra — 4% of all complaints for this model year.
What owners report
“Vehicle leaks anti-freeze from vicinity of upper intake manifold. Chronic problem. Occurs after vehicle has set for 3-5 hours after running. Does not appear to be leaking into crankcase. Had system pressure tested. Told to monitor to see if it is getting into oil. Leaks about 1-2 tablespoons per…”
filed Jan 29, 2005
“The engine was replaced at 66151 miles, consumer believes there is a defect in workmanship or material which may have caused this failure at such low mileage.*jb”
filed May 14, 2002
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
130089009 · Service Bulletin/Repair Instructions · issued Sep 1, 2013Replacement of connector when replacing fuel tank module/fuel pump module. *tt
040604088 · Service Bulletin/Repair Instructions · issued Mar 1, 2005Service engine soon light and p0300 when towing, cruising uphill or on hard acceleration. *tt
3081 · Service Bulletin/Repair Instructions · issued Nov 17, 2004Rattle noise in engine. *tt
030601024A · Service Bulletin/Repair Instructions · issued Mar 1, 2004Engine coolant leak at intake gasket. * mj
01225 · Service Bulletin/Repair Instructions · issued Jan 1, 2004
Engine and Engine Cooling problems in other Sierra years
| Year | Reports | Share |
|---|---|---|
| 2015 Sierra | 1 | 2% |
| 2012 Sierra | 1 | 3% |
| 2011 Sierra | 1 | 2% |
| 2010 Sierra | 1 | 3% |
| 2009 Sierra | 1 | 3% |
| 2007 Sierra | 2 | 3% |
| 2006 Sierra | 1 | 2% |
| 2005 Sierra | 9 | 8% |
| 2004 Sierra | 4 | 2% |
| 2003 Sierra | 9 | 4% |
| 2002 Sierra | 22 | 9% |
| 2001 Sierra | 22 | 8% |
Other reported problem areas on the 1996 GMC Sierra
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.