2003 Transmission Diagnostic Parameters

Passenger Car
	2.2L (L61) L61 / F AF33-5 auto A Saturn ION
	2.2L (L61) L61 / F CVT A Saturn ION
	2.2L L61 / F 4T40-E or M J Saturn L-series cars
	2.2L L61 / F 4T40-E or M J , N Cavalier, Sunfire, GrandAm, Alero
	3.0L L81 / R 4T45-E or M J Saturn L-series cars
	3.1L LG8 / J 4T40-E N Malibu
	3.1L LG8 / J 4T65-E W Century, GrandPrix
	3.2L LA3 / N 5L40-E or M V Cadillac CTS
	3.4L LA1 / E 4T45-E N Grand AM, Alero
	3.4L LA1 / E 4T65-E W Impala, MonteCarlo
	3.4L LA1 / E 4T65-E U Venture, Silhouette, Montana
	3.4L LA1 / E 4T65-E A/B Aztek, Rendezvous
	3.8L L36 / K 4T65-E C, H, H Park Avenue, Le Sabre, Bonneville
	3.8L L36 / K 4T65-E W Impala, MonteCarlo, GrandPrix, Regal
	3.8L SC L67 / 1 4T65-E C, H, W Park Avenue, Bonneville, GrandPrix, Regal
	4.0L L47 / C 4T80-E G Aurora
	4.6L L37 / 9 4T80-E E, K, K, H Eldorado, Seville, Deville, Hearse / Limo
	4.6L LD8 / Y 4T80-E E, K, K, H Eldorado, Seville, Deville, Hearse / Limo
	5.7L LS1 / G 4L60-E or M Y Corvette
Trucks
	2.2L L61 / D CVT Z Saturn VUE
	2.2L LN2 / H 4L60-E or M S S-10, Sonoma, Hombre
	3.0L L81 / R AF33-5 Z Saturn VUE
	4.2L LL8 / S 4L60-E or M S/T Trailblazer / Envoy / Bravada
	4.3L L35 / W 4L60-E G Savanna, Express
	4.3L L35 / W 4L60-E or M C/K C/K-trucks
	4.3L L35 / W 4L60-E or M S/T, M/L, S/T S/T-truck, M/L-van, Blazer, Jimmy
	4.3L LU3 / X 4L60-E or M S/T, M/L, S/T S/T-truck, M/L-van, Blazer, Jimmy
	4.8L LR4 / V 4L60-E or M C/K C/K-trucks
	4.8L LR4 / V 4L60-E G Savanna, Express (Light Duty)
	4.8L LR4 / V 4L80-E or M G, P Savanna, Express (Heavy Duty), P-chassis
	5.3L LM4 / P 4L60-E or M S/T SSR, Trailblazer, Envoy, Isuzu Ascender
	5.3L LM7 / T 4L60-E or M C/K, G C/K-trucks, Savanna, Express
	5.3L L59 / Z (flex fuel) 4L60-E or M C/K C/K-trucks
	5.7L L31-HD / R 4L80-E or M 4 W-series tilt-cab Medium Duty (Isuzu NPR)
	6.0L LQ4 / U 4L60-E or M C/K C/K-trucks
	6.0L LQ4 / U 4L60-E N Hummer H2
	6.0L LQ9 / N 4L60-E C/K Escalade, Silverado SS
	6.0L LQ4 / U 4L80-E or M C/K, G, P C/K-trucks, Savanna, Express, P-chassis
	6.0L LQ4 / U 4L80-E or M 4 W-series tilt-cab Medium Duty (Isuzu NPR)
	6.6L diesel (Duramax) LB7 / 1 Allison C/K C/K trucks
	8.1L L18 / G 4L80-E or M C/K C/K-trucks
	8.1L L18 / G Allison C/K C/K-trucks