Check the CPS crankshaft position sensor first...then use a dvom to look at the coils... I'd get a manual for the diagnostics...and your library may have one to use free dave
2005 Chevrolet Truck Express 1500 Van 2WD 4.3L SFI OHV 6cylThe Spark Plug Gap.060 (In thousandths of an inch) 2005 Chevrolet Truck Express 1500 Van 2WD 5.3L SFI 8cylThe Spark Plug Gap.040 (In thousandths of an inch)
NO it does not.
mmcda
0.40
as with most trucks, they are in the engine.
NO.
Both V6 engines have 6 spark plugs
.060
.43 is the gap
.040 in
Looks like this: https://www.autotrader.com/2005-Chevrolet-Silverado+1500.jsp?modelId=13325
$1,300