Electrical 20 Jan 2016 Intermittent No Blower Motor Operation | 2005 Chevrolet Impala | 3.8 No Heat and It Is -10 Below Zero in Wisconsin Customer Concern Vehicle has no heat from air ducts. The… Travis Dewitz
Communication & Networks, Diesel, Electrical, No Start, Theft & Security With some highlighters, I mapped out all the communication codes visually between modules on my communication network wire schematic. 11 Jan 2016 Intermittent No Start, No Communication, Flashing Theft Light | 2010 Ford F250 | 6.4 Powerstroke Diesel Intermittent Network Communication Problem - Diagnostic Deduction Customer Concern Vehicle was dropped from a hoist and now has a intermittent… Travis Dewitz
Electrical Chevy Trailblazer Defective Ignition Switch 10 Aug 2011 Intermittent Electrical Issue | 2004 Chevrolet Trailblazer Intermittent Bad Ignition Switch Causes Low Power and No Blower Motor This 2004 Chevy Trailblazer came in with multiple concerns.… Travis Dewitz 28 Comments
Electrical 1996 Chevy Blazer 4wd Module Scope Pattern 02 Aug 2011 4WD Issue | 1996 Chevrolet Blazer Intermittent 4WD Module Problem - 1996 Chevrolet Blazer This case study will be pretty short and is just a nice example… Travis Dewitz 1 Comment
Electrical GM BCM Corrosion 31 Jul 2011 Interior Electrical Issues | 1997 Buick LeSabre Lighting Problems Caused by Common Body Control Module Corrosion This case study is about a 1997 Buick LeSabre that has a… Travis Dewitz 10 Comments
Electrical 31 Jul 2011 Parasitic Battery Draw | 1990 Ford F150 This 1990 Ford F-150 had a parasitic draw that was draining the battery. The first step I take in finding… Travis Dewitz 5 Comments
Electrical, Transmission 20 May 2011 Shift Issue | 1993 Chevrolet Lumina | 4T60E New Transmission Not Wired the Same as the Old This 1993 Chevrolet Lumina came in with a transmission shifting complaint.… Travis Dewitz 42 Comments
Electrical, No Start 29 Mar 2011 No Start, No Fuel Pump | 1997 Oldmobile Bravada | 4.3 Missing 12 Volt Power from Burnt Ignition Switch This 1997 Oldsmobile Bravada came in as a no start. Turn the… Travis Dewitz 7 Comments
Electrical, No Start, Theft & Security 19 Mar 2011 No Start, Theft Issue? | 1992 Cadillac Eldorado This case study took an unexpected turn that could only happen in certain areas of the country. The vehicle in this… Travis Dewitz 21 Comments
Electrical, Misfire, Other Diagnostic 19 Mar 2011 3000 RPM Rev Limiter, Mysterious Issues | 2003 Lincoln LS | 3.9 Intermittent Electronic Throttle Control (ETC) Safety Mode While Driving We have all been dealing with gasoline engine ignition misfires since… Travis Dewitz 134 Comments
Electrical, No Start, Theft & Security Passlock Sensor Assembly 17 Mar 2011 GM’s Theft Code B2960 | Key Code Incorrect but Valid General Motor's Theft No Crank/No Start Security Relearn I am sure many of you have had a GM towed in… Travis Dewitz 42 Comments