6 Cyl
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WAAD - AU1 Smartlock 4.0L Manual - N9XJ4.xdf
WTAD - AU1 Smartlock 4.0L Manual - N9XJ4AC
WTFE - AU1 Smartlock 4.0L VCT(???) Fairmont Ghia Auto - N9XJ4.xdf
WTCC - AU1 Smartlock 4.0L XR6 Auto - N9XJ2 (NO DEFN)
WACD - AU1 Automatic VCT - N9XJ2CW (or N9XJ4 ??)
WACE - AU1 4.0L Auto VCT - N9XJ4
WAHC - AU1 4.0L Auto Intech (Fairmont) - N9XJ4AY
**** Smartlock strategies start with N9XJ and Smartshield N9XK ****
-WANA - AU1.5 - N9XL1N6 Smartshield AU 1 Auto AU 1 Map sensor
WTLB - AU1.5 4.0L Smartshield Manual - N9XK5 (NO DEFN)
WARC - AU1.5 4.0L Smartshield Manual - N9XK5 (NO DEFN)
12ZD - AU2 4.0L Automatic LPG - NGIC9Z2
12AF - AU2 Manual - NGIC9
12BE - AU3 Futura S/Wagon Auto - NGIC9
12CD - AU 6 cyl - NGIC9
12FD - Dans Supercharged AU Automatic Bin - NGIC9
22AB - AU2 Manual - NGIC9
V8
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WAFB - AU1 Fairmont Ghia V8 Auto Smartlock - NVXN3
WTGE - AU1 V8 Manual Smartlock - NVXN3
**** Smartlock strategies start with NVXL and Smartshield NVXO/NGVB ****
Y3EC - AU1 XR8 Auto Oct 99 Smartshield Use NVXO7.xdf
WALG - AU2 Fairlane Ghia Auto v8 NGVB5.xdf
22CA - AU2 ? 5.0L XR8 Manual(???) 200kw Use NGVB5.xdf - files said Manual sheet says Auto
Y3DF - AU2 XR8 Manual Smartshield
12RB - AU2 5.0L Auto Smartshield - NGVB5R8
12JB - AU3 5.0L Smartshield 220kw XR8 - NVXF4.xdf - files said Manual sheet says Auto
X2CA - AU2 TS50 Auto Smartshield - NVXF0
XRCD - T Series? NVXF3 - bin in wrong bank order !!
Smartshield was introduced from 6/99
AU1 has two button remote regardless of whether it has smartlock or smartshield. 4 button remotes were introduced with AU2.
If smartshield has immobilized the vehicle the little hand should flash fast when ignition is on.