you must go through the " dog house" which is located inside the van. its that space between the drivers and passengers seat under the dash. there is an access panel that removes when unclamped that exsposes the engine. For the majority of the plugs they are reached behind each side tire - you'll have to remove and replace the rubber splash guard. Oh and it's easier if you have a long extension for your ratchet
how u change spark plugs on 1998 gmc safari van
Any of the astro vans I have worked on the plugs were best changed from underneath
2003 GMC Truck Savana 3500 Van 2WD 6.0L SFI 8cylThe Spark Plug Gap.040 (In thousandths of an inch)
The spark plug gap for a 2000 GMC c3500 with a 7.4 liter engine should be set at .045 inches. New spark plugs should not need to be gapped as they come preset from the factory.
ac delco spark plugs are type that originally came with 2003 GMC envoy
To change the spark plugs in a 1997 astro van do I have to change the spark plugs from the bottom of the engine/
The gap for spark plugs in a 96 GMC sierra is .60
spark plug gap for 1994 gmc jimmy
2000 gmc savana
The gap on spark plugs is .042.
35
6