GMC Sierra problems reported in Pennsylvania
270 of the 4,896 complaints filed about the GMC Sierra came from Pennsylvania, most often about the brakes.
Bigger states file more complaints simply for having more drivers. What is worth reading here is the mix — a part that fails in heat, cold or road salt shows up in some states long before others.
270
Complaints from Pennsylvania
16
Crashes
1
Fires
1999
Worst model year
What failed
Brakes
130
48.1%
Windows, Mirrors & Wipers
26
9.6%
Body & Structure
14
5.2%
Suspension
12
4.4%
Fuel & Propulsion
11
4.1%
Electrical System
11
4.1%
Lights
10
3.7%
Steering
10
3.7%
Engine & Cooling
10
3.7%
Transmission & Drivetrain
8
3.0%
Other & Unspecified
7
2.6%
Wheels
4
1.5%
By model year
1991 Sierra
1
0.4%
1992 Sierra
1
0.4%
1993 Sierra
5
1.9%
1994 Sierra
14
5.2%
1995 Sierra
24
8.9%
1996 Sierra
8
3.0%
1997 Sierra
12
4.4%
1998 Sierra
7
2.6%
1999 Sierra
39
14.4%
2000 Sierra
35
13.0%
2001 Sierra
20
7.4%
2002 Sierra
29
10.7%
2003 Sierra
10
3.7%
2004 Sierra
21
7.8%
2005 Sierra
5
1.9%
2006 Sierra
8
3.0%
2007 Sierra
3
1.1%
2008 Sierra
4
1.5%
2009 Sierra
4
1.5%
2011 Sierra
2
0.7%
2012 Sierra
1
0.4%
2014 Sierra
8
3.0%
2015 Sierra
3
1.1%
2016 Sierra
2
0.7%
2017 Sierra
4
1.5%
Cities reporting most
Pittsburgh
13
20.3%
Johnstown
7
10.9%
Aston
5
7.8%
Valencia
5
7.8%
Gibsonia
5
7.8%
West Chester
5
7.8%
Hyndman
4
6.3%
Fredericksburg
4
6.3%
Johns Town
4
6.3%
Dover
4
6.3%
Beaver Falls
4
6.3%
Kittanning
4
6.3%