code 32 and surging idle

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dilly
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I get chills without my van.
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code 32 and surging idle

Post by dilly »

a couple of times since i bought the van (95 safari) while siting at a red light it will idle iratically (rev up, then down every couple of seconds) as well as a rotten egg smell. code 32 is something about the egr valve circuit. any ideas? it still has great power even while its doing that at idle.
95 safari awd-2" overland lift,29" ATs on 15x7 chrome truck rims
2000 astro 2wd g80-company truck/work van
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LaGrasta
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Re: code 32 and surging idle

Post by LaGrasta »

Mine did something similar and I swore it was the recall problem with the spider injectors but it turned out to be my new plugs were not the OEM recommended brand.
1998 Astro, 246,000 miles

K&N air filter
TruCool trans cooler
2" Overland lift & 15" BFG Terrain, 3.73 gears
JET Performance SCU-2000 (Speed Control Unit)
Gabriel Ultra shocks, rear AirLift bags & sway bar
Draw-Tite Dual Port Hitch System, hitch-mounted bike rack (4), hitch-mounted cargo tray, Thule roof-mounted cargo box
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kings-x59
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Re: code 32 and surging idle

Post by kings-x59 »

I believe on the '95 you have the linear egr, controlled by the pcm.
There is a write up on how to test it here: http://www.autozone.com/az/cds/en_us/09 ... tm#hd1-1-2
You might pull the egr and check that there are no chunks of carbon keeping the pintle from moving.
Mine's the older vacuum type egr, but it throws erratic code 32's any time the pintle sticks.
'89 Astro, 4.3L, TBI. Minor intake and exhaust mods. Rebuilt 700R4 trans (by me). Corvette servo, 0.5" boost valve, police grade 1-2 accumulator spring (shifts fast and solid). B&M stacked plate trans cooler. Bilstein shocks. Belltech sway bars front and back. New head unit, speakers and subwoofer. Needs paint and a new headliner.

name's Steve
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